221362440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{491}}^1$

素因数の和:552

約数の個数: 192

約数和(自身を含む): 761261760

約数和(自身を除く): 539899320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 289, 312, 340, 390, 408, 442, 491, 510, 520, 578, 663, 680, 780, 867, 884, 982, 1020, 1105, 1156, 1326, 1445, 1473, 1560, 1734, 1768, 1964, 2040, 2210, 2312, 2455, 2652, 2890, 2946, 3315, 3468, 3757, 3928, 4335, 4420, 4910, 5304, 5780, 5892, 6383, 6630, 6936, 7365, 7514, 8347, 8670, 8840, 9820, 11271, 11560, 11784, 12766, 13260, 14730, 15028, 16694, 17340, 18785, 19149, 19640, 22542, 25041, 25532, 26520, 29460, 30056, 31915, 33388, 34680, 37570, 38298, 41735, 45084, 50082, 51064, 56355, 58920, 63830, 66776, 75140, 76596, 83470, 90168, 95745, 100164, 108511, 112710, 125205, 127660, 141899, 150280, 153192, 166940, 191490, 200328, 217022, 225420, 250410, 255320, 283798, 325533, 333880, 382980, 425697, 434044, 450840, 500820, 542555, 567596, 651066, 709495, 765960, 851394, 868088, 1001640, 1085110, 1135192, 1302132, 1418990, 1627665, 1702788, 1844687, 2128485, 2170220, 2604264, 2837980, 3255330, 3405576, 3689374, 4256970, 4340440, 5534061, 5675960, 6510660, 7378748, 8513940, 9223435, 11068122, 13021320, 14757496, 17027880, 18446870, 22136244, 27670305, 36893740, 44272488, 55340610, 73787480, 110681220, 221362440]

約数ペア:

[(1, 221362440), (2, 110681220), (3, 73787480), (4, 55340610), (5, 44272488), (6, 36893740), (8, 27670305), (10, 22136244), (12, 18446870), (13, 17027880), (15, 14757496), (17, 13021320), (20, 11068122), (24, 9223435), (26, 8513940), (30, 7378748), (34, 6510660), (39, 5675960), (40, 5534061), (51, 4340440), (52, 4256970), (60, 3689374), (65, 3405576), (68, 3255330), (78, 2837980), (85, 2604264), (102, 2170220), (104, 2128485), (120, 1844687), (130, 1702788), (136, 1627665), (156, 1418990), (170, 1302132), (195, 1135192), (204, 1085110), (221, 1001640), (255, 868088), (260, 851394), (289, 765960), (312, 709495), (340, 651066), (390, 567596), (408, 542555), (442, 500820), (491, 450840), (510, 434044), (520, 425697), (578, 382980), (663, 333880), (680, 325533), (780, 283798), (867, 255320), (884, 250410), (982, 225420), (1020, 217022), (1105, 200328), (1156, 191490), (1326, 166940), (1445, 153192), (1473, 150280), (1560, 141899), (1734, 127660), (1768, 125205), (1964, 112710), (2040, 108511), (2210, 100164), (2312, 95745), (2455, 90168), (2652, 83470), (2890, 76596), (2946, 75140), (3315, 66776), (3468, 63830), (3757, 58920), (3928, 56355), (4335, 51064), (4420, 50082), (4910, 45084), (5304, 41735), (5780, 38298), (5892, 37570), (6383, 34680), (6630, 33388), (6936, 31915), (7365, 30056), (7514, 29460), (8347, 26520), (8670, 25532), (8840, 25041), (9820, 22542), (11271, 19640), (11560, 19149), (11784, 18785), (12766, 17340), (13260, 16694), (14730, 15028)]