30343040

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:560

約数の個数: 128

約数和(自身を含む): 89449920

約数和(自身を除く): 59106880

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 521, 560, 640, 728, 832, 896, 910, 1040, 1042, 1120, 1456, 1664, 1820, 2080, 2084, 2240, 2605, 2912, 3640, 3647, 4160, 4168, 4480, 5210, 5824, 6773, 7280, 7294, 8320, 8336, 10420, 11648, 13546, 14560, 14588, 16672, 18235, 20840, 27092, 29120, 29176, 33344, 33865, 36470, 41680, 47411, 54184, 58240, 58352, 66688, 67730, 72940, 83360, 94822, 108368, 116704, 135460, 145880, 166720, 189644, 216736, 233408, 237055, 270920, 291760, 333440, 379288, 433472, 466816, 474110, 541840, 583520, 758576, 866944, 948220, 1083680, 1167040, 1517152, 1896440, 2167360, 2334080, 3034304, 3792880, 4334720, 6068608, 7585760, 15171520, 30343040]

約数ペア:

[(1, 30343040), (2, 15171520), (4, 7585760), (5, 6068608), (7, 4334720), (8, 3792880), (10, 3034304), (13, 2334080), (14, 2167360), (16, 1896440), (20, 1517152), (26, 1167040), (28, 1083680), (32, 948220), (35, 866944), (40, 758576), (52, 583520), (56, 541840), (64, 474110), (65, 466816), (70, 433472), (80, 379288), (91, 333440), (104, 291760), (112, 270920), (128, 237055), (130, 233408), (140, 216736), (160, 189644), (182, 166720), (208, 145880), (224, 135460), (260, 116704), (280, 108368), (320, 94822), (364, 83360), (416, 72940), (448, 67730), (455, 66688), (520, 58352), (521, 58240), (560, 54184), (640, 47411), (728, 41680), (832, 36470), (896, 33865), (910, 33344), (1040, 29176), (1042, 29120), (1120, 27092), (1456, 20840), (1664, 18235), (1820, 16672), (2080, 14588), (2084, 14560), (2240, 13546), (2605, 11648), (2912, 10420), (3640, 8336), (3647, 8320), (4160, 7294), (4168, 7280), (4480, 6773), (5210, 5824)]