213223920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{751}}^1$

素因数の和:800

約数の個数: 240

約数和(自身を含む): 819090432

約数和(自身を除く): 605866512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 169, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 338, 364, 390, 420, 455, 507, 520, 546, 560, 624, 676, 728, 751, 780, 840, 845, 910, 1014, 1040, 1092, 1183, 1352, 1365, 1456, 1502, 1560, 1680, 1690, 1820, 2028, 2184, 2253, 2366, 2535, 2704, 2730, 3004, 3120, 3380, 3549, 3640, 3755, 4056, 4368, 4506, 4732, 5070, 5257, 5460, 5915, 6008, 6760, 7098, 7280, 7510, 8112, 9012, 9464, 9763, 10140, 10514, 10920, 11265, 11830, 12016, 13520, 14196, 15020, 15771, 17745, 18024, 18928, 19526, 20280, 21028, 21840, 22530, 23660, 26285, 28392, 29289, 30040, 31542, 35490, 36048, 39052, 40560, 42056, 45060, 47320, 48815, 52570, 56784, 58578, 60080, 63084, 68341, 70980, 78104, 78855, 84112, 90120, 94640, 97630, 105140, 117156, 126168, 126919, 136682, 141960, 146445, 156208, 157710, 180240, 195260, 205023, 210280, 234312, 252336, 253838, 273364, 283920, 292890, 315420, 341705, 380757, 390520, 410046, 420560, 468624, 507676, 546728, 585780, 630840, 634595, 683410, 761514, 781040, 820092, 888433, 1015352, 1025115, 1093456, 1171560, 1261680, 1269190, 1366820, 1523028, 1640184, 1776866, 1903785, 2030704, 2050230, 2343120, 2538380, 2665299, 2733640, 3046056, 3280368, 3553732, 3807570, 4100460, 4442165, 5076760, 5330598, 5467280, 6092112, 7107464, 7615140, 8200920, 8884330, 10153520, 10661196, 13326495, 14214928, 15230280, 16401840, 17768660, 21322392, 26652990, 30460560, 35537320, 42644784, 53305980, 71074640, 106611960, 213223920]

約数ペア:

[(1, 213223920), (2, 106611960), (3, 71074640), (4, 53305980), (5, 42644784), (6, 35537320), (7, 30460560), (8, 26652990), (10, 21322392), (12, 17768660), (13, 16401840), (14, 15230280), (15, 14214928), (16, 13326495), (20, 10661196), (21, 10153520), (24, 8884330), (26, 8200920), (28, 7615140), (30, 7107464), (35, 6092112), (39, 5467280), (40, 5330598), (42, 5076760), (48, 4442165), (52, 4100460), (56, 3807570), (60, 3553732), (65, 3280368), (70, 3046056), (78, 2733640), (80, 2665299), (84, 2538380), (91, 2343120), (104, 2050230), (105, 2030704), (112, 1903785), (120, 1776866), (130, 1640184), (140, 1523028), (156, 1366820), (168, 1269190), (169, 1261680), (182, 1171560), (195, 1093456), (208, 1025115), (210, 1015352), (240, 888433), (260, 820092), (273, 781040), (280, 761514), (312, 683410), (336, 634595), (338, 630840), (364, 585780), (390, 546728), (420, 507676), (455, 468624), (507, 420560), (520, 410046), (546, 390520), (560, 380757), (624, 341705), (676, 315420), (728, 292890), (751, 283920), (780, 273364), (840, 253838), (845, 252336), (910, 234312), (1014, 210280), (1040, 205023), (1092, 195260), (1183, 180240), (1352, 157710), (1365, 156208), (1456, 146445), (1502, 141960), (1560, 136682), (1680, 126919), (1690, 126168), (1820, 117156), (2028, 105140), (2184, 97630), (2253, 94640), (2366, 90120), (2535, 84112), (2704, 78855), (2730, 78104), (3004, 70980), (3120, 68341), (3380, 63084), (3549, 60080), (3640, 58578), (3755, 56784), (4056, 52570), (4368, 48815), (4506, 47320), (4732, 45060), (5070, 42056), (5257, 40560), (5460, 39052), (5915, 36048), (6008, 35490), (6760, 31542), (7098, 30040), (7280, 29289), (7510, 28392), (8112, 26285), (9012, 23660), (9464, 22530), (9763, 21840), (10140, 21028), (10514, 20280), (10920, 19526), (11265, 18928), (11830, 18024), (12016, 17745), (13520, 15771), (14196, 15020)]