389989080

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:280

約数の個数: 320

約数和(自身を含む): 1448979840

約数和(自身を除く): 1058990760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 47, 52, 54, 60, 65, 72, 78, 81, 90, 94, 104, 108, 117, 120, 130, 135, 141, 156, 162, 180, 188, 195, 197, 216, 234, 235, 260, 270, 282, 312, 324, 351, 360, 376, 390, 394, 405, 423, 468, 470, 520, 540, 564, 585, 591, 611, 648, 702, 705, 780, 788, 810, 846, 936, 940, 985, 1053, 1080, 1128, 1170, 1182, 1222, 1269, 1404, 1410, 1560, 1576, 1620, 1692, 1755, 1773, 1833, 1880, 1970, 2106, 2115, 2340, 2364, 2444, 2538, 2561, 2808, 2820, 2955, 3055, 3240, 3384, 3510, 3546, 3666, 3807, 3940, 4212, 4230, 4680, 4728, 4888, 5076, 5122, 5265, 5319, 5499, 5640, 5910, 6110, 6345, 7020, 7092, 7332, 7614, 7683, 7880, 8424, 8460, 8865, 9165, 9259, 10152, 10244, 10530, 10638, 10998, 11820, 12220, 12690, 12805, 14040, 14184, 14664, 15228, 15366, 15957, 16497, 16920, 17730, 18330, 18518, 19035, 20488, 21060, 21276, 21996, 23049, 23640, 24440, 25380, 25610, 26595, 27495, 27777, 30456, 30732, 31914, 32994, 35460, 36660, 37036, 38070, 38415, 42120, 42552, 43992, 46098, 46295, 49491, 50760, 51220, 53190, 54990, 55554, 61464, 63828, 65988, 69147, 70920, 73320, 74072, 76140, 76830, 79785, 82485, 83331, 92196, 92590, 98982, 102440, 106380, 109980, 111108, 115245, 120367, 127656, 131976, 138294, 138885, 152280, 153660, 159570, 164970, 166662, 184392, 185180, 197964, 207441, 212760, 219960, 222216, 230490, 240734, 247455, 249993, 276588, 277770, 307320, 319140, 329940, 333324, 345735, 361101, 370360, 395928, 414882, 416655, 460980, 481468, 494910, 499986, 553176, 555540, 601835, 638280, 659880, 666648, 691470, 722202, 749979, 829764, 833310, 921960, 962936, 989820, 999972, 1037205, 1083303, 1111080, 1203670, 1249965, 1382940, 1444404, 1499958, 1659528, 1666620, 1805505, 1979640, 1999944, 2074410, 2166606, 2407340, 2499930, 2765880, 2888808, 2999916, 3249909, 3333240, 3611010, 3749895, 4148820, 4333212, 4814680, 4999860, 5416515, 5999832, 6499818, 7222020, 7499790, 8297640, 8666424, 9749727, 9999720, 10833030, 12999636, 14444040, 14999580, 16249545, 19499454, 21666060, 25999272, 29999160, 32499090, 38998908, 43332120, 48748635, 64998180, 77997816, 97497270, 129996360, 194994540, 389989080]

約数ペア:

[(1, 389989080), (2, 194994540), (3, 129996360), (4, 97497270), (5, 77997816), (6, 64998180), (8, 48748635), (9, 43332120), (10, 38998908), (12, 32499090), (13, 29999160), (15, 25999272), (18, 21666060), (20, 19499454), (24, 16249545), (26, 14999580), (27, 14444040), (30, 12999636), (36, 10833030), (39, 9999720), (40, 9749727), (45, 8666424), (47, 8297640), (52, 7499790), (54, 7222020), (60, 6499818), (65, 5999832), (72, 5416515), (78, 4999860), (81, 4814680), (90, 4333212), (94, 4148820), (104, 3749895), (108, 3611010), (117, 3333240), (120, 3249909), (130, 2999916), (135, 2888808), (141, 2765880), (156, 2499930), (162, 2407340), (180, 2166606), (188, 2074410), (195, 1999944), (197, 1979640), (216, 1805505), (234, 1666620), (235, 1659528), (260, 1499958), (270, 1444404), (282, 1382940), (312, 1249965), (324, 1203670), (351, 1111080), (360, 1083303), (376, 1037205), (390, 999972), (394, 989820), (405, 962936), (423, 921960), (468, 833310), (470, 829764), (520, 749979), (540, 722202), (564, 691470), (585, 666648), (591, 659880), (611, 638280), (648, 601835), (702, 555540), (705, 553176), (780, 499986), (788, 494910), (810, 481468), (846, 460980), (936, 416655), (940, 414882), (985, 395928), (1053, 370360), (1080, 361101), (1128, 345735), (1170, 333324), (1182, 329940), (1222, 319140), (1269, 307320), (1404, 277770), (1410, 276588), (1560, 249993), (1576, 247455), (1620, 240734), (1692, 230490), (1755, 222216), (1773, 219960), (1833, 212760), (1880, 207441), (1970, 197964), (2106, 185180), (2115, 184392), (2340, 166662), (2364, 164970), (2444, 159570), (2538, 153660), (2561, 152280), (2808, 138885), (2820, 138294), (2955, 131976), (3055, 127656), (3240, 120367), (3384, 115245), (3510, 111108), (3546, 109980), (3666, 106380), (3807, 102440), (3940, 98982), (4212, 92590), (4230, 92196), (4680, 83331), (4728, 82485), (4888, 79785), (5076, 76830), (5122, 76140), (5265, 74072), (5319, 73320), (5499, 70920), (5640, 69147), (5910, 65988), (6110, 63828), (6345, 61464), (7020, 55554), (7092, 54990), (7332, 53190), (7614, 51220), (7683, 50760), (7880, 49491), (8424, 46295), (8460, 46098), (8865, 43992), (9165, 42552), (9259, 42120), (10152, 38415), (10244, 38070), (10530, 37036), (10638, 36660), (10998, 35460), (11820, 32994), (12220, 31914), (12690, 30732), (12805, 30456), (14040, 27777), (14184, 27495), (14664, 26595), (15228, 25610), (15366, 25380), (15957, 24440), (16497, 23640), (16920, 23049), (17730, 21996), (18330, 21276), (18518, 21060), (19035, 20488)]