450639840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1889}}^1$

素因数の和:1985

約数の個数: 192

約数和(自身を含む): 1646023680

約数和(自身を除く): 1195383840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 71, 80, 84, 96, 105, 112, 120, 140, 142, 160, 168, 210, 213, 224, 240, 280, 284, 336, 355, 420, 426, 480, 497, 560, 568, 672, 710, 840, 852, 994, 1065, 1120, 1136, 1420, 1491, 1680, 1704, 1889, 1988, 2130, 2272, 2485, 2840, 2982, 3360, 3408, 3778, 3976, 4260, 4970, 5667, 5680, 5964, 6816, 7455, 7556, 7952, 8520, 9445, 9940, 11334, 11360, 11928, 13223, 14910, 15112, 15904, 17040, 18890, 19880, 22668, 23856, 26446, 28335, 29820, 30224, 34080, 37780, 39669, 39760, 45336, 47712, 52892, 56670, 59640, 60448, 66115, 75560, 79338, 79520, 90672, 105784, 113340, 119280, 132230, 134119, 151120, 158676, 181344, 198345, 211568, 226680, 238560, 264460, 268238, 302240, 317352, 396690, 402357, 423136, 453360, 528920, 536476, 634704, 670595, 793380, 804714, 906720, 938833, 1057840, 1072952, 1269408, 1341190, 1586760, 1609428, 1877666, 2011785, 2115680, 2145904, 2682380, 2816499, 3173520, 3218856, 3755332, 4023570, 4291808, 4694165, 5364760, 5632998, 6347040, 6437712, 7510664, 8047140, 9388330, 10729520, 11265996, 12875424, 14082495, 15021328, 16094280, 18776660, 21459040, 22531992, 28164990, 30042656, 32188560, 37553320, 45063984, 56329980, 64377120, 75106640, 90127968, 112659960, 150213280, 225319920, 450639840]

約数ペア:

[(1, 450639840), (2, 225319920), (3, 150213280), (4, 112659960), (5, 90127968), (6, 75106640), (7, 64377120), (8, 56329980), (10, 45063984), (12, 37553320), (14, 32188560), (15, 30042656), (16, 28164990), (20, 22531992), (21, 21459040), (24, 18776660), (28, 16094280), (30, 15021328), (32, 14082495), (35, 12875424), (40, 11265996), (42, 10729520), (48, 9388330), (56, 8047140), (60, 7510664), (70, 6437712), (71, 6347040), (80, 5632998), (84, 5364760), (96, 4694165), (105, 4291808), (112, 4023570), (120, 3755332), (140, 3218856), (142, 3173520), (160, 2816499), (168, 2682380), (210, 2145904), (213, 2115680), (224, 2011785), (240, 1877666), (280, 1609428), (284, 1586760), (336, 1341190), (355, 1269408), (420, 1072952), (426, 1057840), (480, 938833), (497, 906720), (560, 804714), (568, 793380), (672, 670595), (710, 634704), (840, 536476), (852, 528920), (994, 453360), (1065, 423136), (1120, 402357), (1136, 396690), (1420, 317352), (1491, 302240), (1680, 268238), (1704, 264460), (1889, 238560), (1988, 226680), (2130, 211568), (2272, 198345), (2485, 181344), (2840, 158676), (2982, 151120), (3360, 134119), (3408, 132230), (3778, 119280), (3976, 113340), (4260, 105784), (4970, 90672), (5667, 79520), (5680, 79338), (5964, 75560), (6816, 66115), (7455, 60448), (7556, 59640), (7952, 56670), (8520, 52892), (9445, 47712), (9940, 45336), (11334, 39760), (11360, 39669), (11928, 37780), (13223, 34080), (14910, 30224), (15112, 29820), (15904, 28335), (17040, 26446), (18890, 23856), (19880, 22668)]