72647640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1$

素因数の和:111

約数の個数: 288

約数和(自身を含む): 274594320

約数和(自身を除く): 201946680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 43, 45, 52, 57, 60, 65, 72, 76, 78, 86, 90, 95, 104, 114, 117, 120, 129, 130, 152, 156, 171, 172, 180, 190, 195, 215, 228, 234, 247, 258, 260, 285, 312, 342, 344, 360, 361, 380, 387, 390, 430, 456, 468, 494, 516, 520, 559, 570, 585, 645, 684, 722, 741, 760, 774, 780, 817, 855, 860, 936, 988, 1032, 1083, 1118, 1140, 1170, 1235, 1290, 1368, 1444, 1482, 1548, 1560, 1634, 1677, 1710, 1720, 1805, 1935, 1976, 2166, 2223, 2236, 2280, 2340, 2451, 2470, 2580, 2795, 2888, 2964, 3096, 3249, 3268, 3354, 3420, 3610, 3705, 3870, 4085, 4332, 4446, 4472, 4680, 4693, 4902, 4940, 5031, 5160, 5415, 5590, 5928, 6498, 6536, 6708, 6840, 7220, 7353, 7410, 7740, 8170, 8385, 8664, 8892, 9386, 9804, 9880, 10062, 10621, 10830, 11115, 11180, 12255, 12996, 13416, 14079, 14440, 14706, 14820, 15480, 15523, 16245, 16340, 16770, 17784, 18772, 19608, 20124, 21242, 21660, 22230, 22360, 23465, 24510, 25155, 25992, 28158, 29412, 29640, 31046, 31863, 32490, 32680, 33540, 36765, 37544, 40248, 42237, 42484, 43320, 44460, 46569, 46930, 49020, 50310, 53105, 56316, 58824, 62092, 63726, 64980, 67080, 70395, 73530, 77615, 84474, 84968, 88920, 93138, 93860, 95589, 98040, 100620, 106210, 112632, 124184, 127452, 129960, 139707, 140790, 147060, 155230, 159315, 168948, 186276, 187720, 191178, 201240, 201799, 211185, 212420, 232845, 254904, 279414, 281580, 294120, 310460, 318630, 337896, 372552, 382356, 403598, 422370, 424840, 465690, 477945, 558828, 563160, 605397, 620920, 637260, 698535, 764712, 807196, 844740, 931380, 955890, 1008995, 1117656, 1210794, 1274520, 1397070, 1614392, 1689480, 1816191, 1862760, 1911780, 2017990, 2421588, 2794140, 3026985, 3632382, 3823560, 4035980, 4843176, 5588280, 6053970, 7264764, 8071960, 9080955, 12107940, 14529528, 18161910, 24215880, 36323820, 72647640]

約数ペア:

[(1, 72647640), (2, 36323820), (3, 24215880), (4, 18161910), (5, 14529528), (6, 12107940), (8, 9080955), (9, 8071960), (10, 7264764), (12, 6053970), (13, 5588280), (15, 4843176), (18, 4035980), (19, 3823560), (20, 3632382), (24, 3026985), (26, 2794140), (30, 2421588), (36, 2017990), (38, 1911780), (39, 1862760), (40, 1816191), (43, 1689480), (45, 1614392), (52, 1397070), (57, 1274520), (60, 1210794), (65, 1117656), (72, 1008995), (76, 955890), (78, 931380), (86, 844740), (90, 807196), (95, 764712), (104, 698535), (114, 637260), (117, 620920), (120, 605397), (129, 563160), (130, 558828), (152, 477945), (156, 465690), (171, 424840), (172, 422370), (180, 403598), (190, 382356), (195, 372552), (215, 337896), (228, 318630), (234, 310460), (247, 294120), (258, 281580), (260, 279414), (285, 254904), (312, 232845), (342, 212420), (344, 211185), (360, 201799), (361, 201240), (380, 191178), (387, 187720), (390, 186276), (430, 168948), (456, 159315), (468, 155230), (494, 147060), (516, 140790), (520, 139707), (559, 129960), (570, 127452), (585, 124184), (645, 112632), (684, 106210), (722, 100620), (741, 98040), (760, 95589), (774, 93860), (780, 93138), (817, 88920), (855, 84968), (860, 84474), (936, 77615), (988, 73530), (1032, 70395), (1083, 67080), (1118, 64980), (1140, 63726), (1170, 62092), (1235, 58824), (1290, 56316), (1368, 53105), (1444, 50310), (1482, 49020), (1548, 46930), (1560, 46569), (1634, 44460), (1677, 43320), (1710, 42484), (1720, 42237), (1805, 40248), (1935, 37544), (1976, 36765), (2166, 33540), (2223, 32680), (2236, 32490), (2280, 31863), (2340, 31046), (2451, 29640), (2470, 29412), (2580, 28158), (2795, 25992), (2888, 25155), (2964, 24510), (3096, 23465), (3249, 22360), (3268, 22230), (3354, 21660), (3420, 21242), (3610, 20124), (3705, 19608), (3870, 18772), (4085, 17784), (4332, 16770), (4446, 16340), (4472, 16245), (4680, 15523), (4693, 15480), (4902, 14820), (4940, 14706), (5031, 14440), (5160, 14079), (5415, 13416), (5590, 12996), (5928, 12255), (6498, 11180), (6536, 11115), (6708, 10830), (6840, 10621), (7220, 10062), (7353, 9880), (7410, 9804), (7740, 9386), (8170, 8892), (8385, 8664)]