18404880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1$

素因数の和:393

約数の個数: 160

約数和(自身を含む): 65245824

約数和(自身を除く): 46840944

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 208, 221, 240, 255, 260, 272, 312, 340, 347, 390, 408, 442, 510, 520, 624, 663, 680, 694, 780, 816, 884, 1020, 1040, 1041, 1105, 1326, 1360, 1388, 1560, 1735, 1768, 2040, 2082, 2210, 2652, 2776, 3120, 3315, 3470, 3536, 4080, 4164, 4420, 4511, 5205, 5304, 5552, 5899, 6630, 6940, 8328, 8840, 9022, 10410, 10608, 11798, 13260, 13533, 13880, 16656, 17680, 17697, 18044, 20820, 22555, 23596, 26520, 27066, 27760, 29495, 35394, 36088, 41640, 45110, 47192, 53040, 54132, 58990, 67665, 70788, 72176, 76687, 83280, 88485, 90220, 94384, 108264, 117980, 135330, 141576, 153374, 176970, 180440, 216528, 230061, 235960, 270660, 283152, 306748, 353940, 360880, 383435, 460122, 471920, 541320, 613496, 707880, 766870, 920244, 1082640, 1150305, 1226992, 1415760, 1533740, 1840488, 2300610, 3067480, 3680976, 4601220, 6134960, 9202440, 18404880]

約数ペア:

[(1, 18404880), (2, 9202440), (3, 6134960), (4, 4601220), (5, 3680976), (6, 3067480), (8, 2300610), (10, 1840488), (12, 1533740), (13, 1415760), (15, 1226992), (16, 1150305), (17, 1082640), (20, 920244), (24, 766870), (26, 707880), (30, 613496), (34, 541320), (39, 471920), (40, 460122), (48, 383435), (51, 360880), (52, 353940), (60, 306748), (65, 283152), (68, 270660), (78, 235960), (80, 230061), (85, 216528), (102, 180440), (104, 176970), (120, 153374), (130, 141576), (136, 135330), (156, 117980), (170, 108264), (195, 94384), (204, 90220), (208, 88485), (221, 83280), (240, 76687), (255, 72176), (260, 70788), (272, 67665), (312, 58990), (340, 54132), (347, 53040), (390, 47192), (408, 45110), (442, 41640), (510, 36088), (520, 35394), (624, 29495), (663, 27760), (680, 27066), (694, 26520), (780, 23596), (816, 22555), (884, 20820), (1020, 18044), (1040, 17697), (1041, 17680), (1105, 16656), (1326, 13880), (1360, 13533), (1388, 13260), (1560, 11798), (1735, 10608), (1768, 10410), (2040, 9022), (2082, 8840), (2210, 8328), (2652, 6940), (2776, 6630), (3120, 5899), (3315, 5552), (3470, 5304), (3536, 5205), (4080, 4511), (4164, 4420)]