28374840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:123

約数の個数: 256

約数和(自身を含む): 106444800

約数和(自身を除く): 78069960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 43, 45, 47, 52, 54, 60, 65, 72, 78, 86, 90, 94, 104, 108, 117, 120, 129, 130, 135, 141, 156, 172, 180, 188, 195, 215, 216, 234, 235, 258, 260, 270, 282, 312, 344, 351, 360, 376, 387, 390, 423, 430, 468, 470, 516, 520, 540, 559, 564, 585, 611, 645, 702, 705, 774, 780, 846, 860, 936, 940, 1032, 1080, 1118, 1128, 1161, 1170, 1222, 1269, 1290, 1404, 1410, 1548, 1560, 1677, 1692, 1720, 1755, 1833, 1880, 1935, 2021, 2115, 2236, 2322, 2340, 2444, 2538, 2580, 2795, 2808, 2820, 3055, 3096, 3354, 3384, 3510, 3666, 3870, 4042, 4230, 4472, 4644, 4680, 4888, 5031, 5076, 5160, 5499, 5590, 5640, 5805, 6063, 6110, 6345, 6708, 7020, 7332, 7740, 8084, 8385, 8460, 9165, 9288, 10062, 10105, 10152, 10998, 11180, 11610, 12126, 12220, 12690, 13416, 14040, 14664, 15093, 15480, 16168, 16497, 16770, 16920, 18189, 18330, 20124, 20210, 21996, 22360, 23220, 24252, 24440, 25155, 25380, 26273, 27495, 30186, 30315, 32994, 33540, 36378, 36660, 40248, 40420, 43992, 46440, 48504, 50310, 50760, 52546, 54567, 54990, 60372, 60630, 65988, 67080, 72756, 73320, 75465, 78819, 80840, 82485, 90945, 100620, 105092, 109134, 109980, 120744, 121260, 131365, 131976, 145512, 150930, 157638, 164970, 181890, 201240, 210184, 218268, 219960, 236457, 242520, 262730, 272835, 301860, 315276, 329940, 363780, 394095, 436536, 472914, 525460, 545670, 603720, 630552, 659880, 709371, 727560, 788190, 945828, 1050920, 1091340, 1182285, 1418742, 1576380, 1891656, 2182680, 2364570, 2837484, 3152760, 3546855, 4729140, 5674968, 7093710, 9458280, 14187420, 28374840]

約数ペア:

[(1, 28374840), (2, 14187420), (3, 9458280), (4, 7093710), (5, 5674968), (6, 4729140), (8, 3546855), (9, 3152760), (10, 2837484), (12, 2364570), (13, 2182680), (15, 1891656), (18, 1576380), (20, 1418742), (24, 1182285), (26, 1091340), (27, 1050920), (30, 945828), (36, 788190), (39, 727560), (40, 709371), (43, 659880), (45, 630552), (47, 603720), (52, 545670), (54, 525460), (60, 472914), (65, 436536), (72, 394095), (78, 363780), (86, 329940), (90, 315276), (94, 301860), (104, 272835), (108, 262730), (117, 242520), (120, 236457), (129, 219960), (130, 218268), (135, 210184), (141, 201240), (156, 181890), (172, 164970), (180, 157638), (188, 150930), (195, 145512), (215, 131976), (216, 131365), (234, 121260), (235, 120744), (258, 109980), (260, 109134), (270, 105092), (282, 100620), (312, 90945), (344, 82485), (351, 80840), (360, 78819), (376, 75465), (387, 73320), (390, 72756), (423, 67080), (430, 65988), (468, 60630), (470, 60372), (516, 54990), (520, 54567), (540, 52546), (559, 50760), (564, 50310), (585, 48504), (611, 46440), (645, 43992), (702, 40420), (705, 40248), (774, 36660), (780, 36378), (846, 33540), (860, 32994), (936, 30315), (940, 30186), (1032, 27495), (1080, 26273), (1118, 25380), (1128, 25155), (1161, 24440), (1170, 24252), (1222, 23220), (1269, 22360), (1290, 21996), (1404, 20210), (1410, 20124), (1548, 18330), (1560, 18189), (1677, 16920), (1692, 16770), (1720, 16497), (1755, 16168), (1833, 15480), (1880, 15093), (1935, 14664), (2021, 14040), (2115, 13416), (2236, 12690), (2322, 12220), (2340, 12126), (2444, 11610), (2538, 11180), (2580, 10998), (2795, 10152), (2808, 10105), (2820, 10062), (3055, 9288), (3096, 9165), (3354, 8460), (3384, 8385), (3510, 8084), (3666, 7740), (3870, 7332), (4042, 7020), (4230, 6708), (4472, 6345), (4644, 6110), (4680, 6063), (4888, 5805), (5031, 5640), (5076, 5590), (5160, 5499)]