21480452280

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{448631}}^1$

素因数の和:448674

約数の個数: 192

約数和(自身を含む): 83983910400

約数和(自身を除く): 62503458120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 105, 114, 120, 126, 133, 140, 152, 168, 171, 180, 190, 210, 228, 252, 266, 280, 285, 315, 342, 360, 380, 399, 420, 456, 504, 532, 570, 630, 665, 684, 760, 798, 840, 855, 1064, 1140, 1197, 1260, 1330, 1368, 1596, 1710, 1995, 2280, 2394, 2520, 2660, 3192, 3420, 3990, 4788, 5320, 5985, 6840, 7980, 9576, 11970, 15960, 23940, 47880, 448631, 897262, 1345893, 1794524, 2243155, 2691786, 3140417, 3589048, 4037679, 4486310, 5383572, 6280834, 6729465, 8075358, 8523989, 8972620, 9421251, 10767144, 12561668, 13458930, 15702085, 16150716, 17047978, 17945240, 18842502, 20188395, 25123336, 25571967, 26917860, 28263753, 31404170, 32301432, 34095956, 37685004, 40376790, 42619945, 47106255, 51143934, 53835720, 56527506, 59667923, 62808340, 68191912, 75370008, 76715901, 80753580, 85239890, 94212510, 102287868, 113055012, 119335846, 125616680, 127859835, 141318765, 153431802, 161507160, 170479780, 179003769, 188425020, 204575736, 226110024, 238671692, 255719670, 282637530, 298339615, 306863604, 340959560, 358007538, 376850040, 383579505, 477343384, 511439340, 537011307, 565275060, 596679230, 613727208, 716015076, 767159010, 895018845, 1022878680, 1074022614, 1130550120, 1193358460, 1432030152, 1534318020, 1790037690, 2148045228, 2386716920, 2685056535, 3068636040, 3580075380, 4296090456, 5370113070, 7160150760, 10740226140, 21480452280]

約数ペア:

[(1, 21480452280), (2, 10740226140), (3, 7160150760), (4, 5370113070), (5, 4296090456), (6, 3580075380), (7, 3068636040), (8, 2685056535), (9, 2386716920), (10, 2148045228), (12, 1790037690), (14, 1534318020), (15, 1432030152), (18, 1193358460), (19, 1130550120), (20, 1074022614), (21, 1022878680), (24, 895018845), (28, 767159010), (30, 716015076), (35, 613727208), (36, 596679230), (38, 565275060), (40, 537011307), (42, 511439340), (45, 477343384), (56, 383579505), (57, 376850040), (60, 358007538), (63, 340959560), (70, 306863604), (72, 298339615), (76, 282637530), (84, 255719670), (90, 238671692), (95, 226110024), (105, 204575736), (114, 188425020), (120, 179003769), (126, 170479780), (133, 161507160), (140, 153431802), (152, 141318765), (168, 127859835), (171, 125616680), (180, 119335846), (190, 113055012), (210, 102287868), (228, 94212510), (252, 85239890), (266, 80753580), (280, 76715901), (285, 75370008), (315, 68191912), (342, 62808340), (360, 59667923), (380, 56527506), (399, 53835720), (420, 51143934), (456, 47106255), (504, 42619945), (532, 40376790), (570, 37685004), (630, 34095956), (665, 32301432), (684, 31404170), (760, 28263753), (798, 26917860), (840, 25571967), (855, 25123336), (1064, 20188395), (1140, 18842502), (1197, 17945240), (1260, 17047978), (1330, 16150716), (1368, 15702085), (1596, 13458930), (1710, 12561668), (1995, 10767144), (2280, 9421251), (2394, 8972620), (2520, 8523989), (2660, 8075358), (3192, 6729465), (3420, 6280834), (3990, 5383572), (4788, 4486310), (5320, 4037679), (5985, 3589048), (6840, 3140417), (7980, 2691786), (9576, 2243155), (11970, 1794524), (15960, 1345893), (23940, 897262), (47880, 448631)]