1808807520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3257}}^1$

素因数の和:3377

約数の個数: 192

約数和(自身を含む): 6206880960

約数和(自身を除く): 4398073440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 89, 96, 104, 120, 130, 156, 160, 178, 195, 208, 240, 260, 267, 312, 356, 390, 416, 445, 480, 520, 534, 624, 712, 780, 890, 1040, 1068, 1157, 1248, 1335, 1424, 1560, 1780, 2080, 2136, 2314, 2670, 2848, 3120, 3257, 3471, 3560, 4272, 4628, 5340, 5785, 6240, 6514, 6942, 7120, 8544, 9256, 9771, 10680, 11570, 13028, 13884, 14240, 16285, 17355, 18512, 19542, 21360, 23140, 26056, 27768, 32570, 34710, 37024, 39084, 42341, 42720, 46280, 48855, 52112, 55536, 65140, 69420, 78168, 84682, 92560, 97710, 104224, 111072, 127023, 130280, 138840, 156336, 169364, 185120, 195420, 211705, 254046, 260560, 277680, 289873, 312672, 338728, 390840, 423410, 508092, 521120, 555360, 579746, 635115, 677456, 781680, 846820, 869619, 1016184, 1159492, 1270230, 1354912, 1449365, 1563360, 1693640, 1739238, 2032368, 2318984, 2540460, 2898730, 3387280, 3478476, 3768349, 4064736, 4348095, 4637968, 5080920, 5797460, 6774560, 6956952, 7536698, 8696190, 9275936, 10161840, 11305047, 11594920, 13913904, 15073396, 17392380, 18841745, 20323680, 22610094, 23189840, 27827808, 30146792, 34784760, 37683490, 45220188, 46379680, 56525235, 60293584, 69569520, 75366980, 90440376, 113050470, 120587168, 139139040, 150733960, 180880752, 226100940, 301467920, 361761504, 452201880, 602935840, 904403760, 1808807520]

約数ペア:

[(1, 1808807520), (2, 904403760), (3, 602935840), (4, 452201880), (5, 361761504), (6, 301467920), (8, 226100940), (10, 180880752), (12, 150733960), (13, 139139040), (15, 120587168), (16, 113050470), (20, 90440376), (24, 75366980), (26, 69569520), (30, 60293584), (32, 56525235), (39, 46379680), (40, 45220188), (48, 37683490), (52, 34784760), (60, 30146792), (65, 27827808), (78, 23189840), (80, 22610094), (89, 20323680), (96, 18841745), (104, 17392380), (120, 15073396), (130, 13913904), (156, 11594920), (160, 11305047), (178, 10161840), (195, 9275936), (208, 8696190), (240, 7536698), (260, 6956952), (267, 6774560), (312, 5797460), (356, 5080920), (390, 4637968), (416, 4348095), (445, 4064736), (480, 3768349), (520, 3478476), (534, 3387280), (624, 2898730), (712, 2540460), (780, 2318984), (890, 2032368), (1040, 1739238), (1068, 1693640), (1157, 1563360), (1248, 1449365), (1335, 1354912), (1424, 1270230), (1560, 1159492), (1780, 1016184), (2080, 869619), (2136, 846820), (2314, 781680), (2670, 677456), (2848, 635115), (3120, 579746), (3257, 555360), (3471, 521120), (3560, 508092), (4272, 423410), (4628, 390840), (5340, 338728), (5785, 312672), (6240, 289873), (6514, 277680), (6942, 260560), (7120, 254046), (8544, 211705), (9256, 195420), (9771, 185120), (10680, 169364), (11570, 156336), (13028, 138840), (13884, 130280), (14240, 127023), (16285, 111072), (17355, 104224), (18512, 97710), (19542, 92560), (21360, 84682), (23140, 78168), (26056, 69420), (27768, 65140), (32570, 55536), (34710, 52112), (37024, 48855), (39084, 46280), (42341, 42720)]