279308640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2633}}^1$

素因数の和:2681

約数の個数: 192

約数和(自身を含む): 1003617216

約数和(自身を除く): 724308576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 17, 20, 24, 26, 30, 32, 34, 39, 40, 48, 51, 52, 60, 65, 68, 78, 80, 85, 96, 102, 104, 120, 130, 136, 156, 160, 170, 195, 204, 208, 221, 240, 255, 260, 272, 312, 340, 390, 408, 416, 442, 480, 510, 520, 544, 624, 663, 680, 780, 816, 884, 1020, 1040, 1105, 1248, 1326, 1360, 1560, 1632, 1768, 2040, 2080, 2210, 2633, 2652, 2720, 3120, 3315, 3536, 4080, 4420, 5266, 5304, 6240, 6630, 7072, 7899, 8160, 8840, 10532, 10608, 13165, 13260, 15798, 17680, 21064, 21216, 26330, 26520, 31596, 34229, 35360, 39495, 42128, 44761, 52660, 53040, 63192, 68458, 78990, 84256, 89522, 102687, 105320, 106080, 126384, 134283, 136916, 157980, 171145, 179044, 205374, 210640, 223805, 252768, 268566, 273832, 315960, 342290, 358088, 410748, 421280, 447610, 513435, 537132, 547664, 581893, 631920, 671415, 684580, 716176, 821496, 895220, 1026870, 1074264, 1095328, 1163786, 1263840, 1342830, 1369160, 1432352, 1642992, 1745679, 1790440, 2053740, 2148528, 2327572, 2685660, 2738320, 2909465, 3285984, 3491358, 3580880, 4107480, 4297056, 4655144, 5371320, 5476640, 5818930, 6982716, 7161760, 8214960, 8728395, 9310288, 10742640, 11637860, 13965432, 16429920, 17456790, 18620576, 21485280, 23275720, 27930864, 34913580, 46551440, 55861728, 69827160, 93102880, 139654320, 279308640]

約数ペア:

[(1, 279308640), (2, 139654320), (3, 93102880), (4, 69827160), (5, 55861728), (6, 46551440), (8, 34913580), (10, 27930864), (12, 23275720), (13, 21485280), (15, 18620576), (16, 17456790), (17, 16429920), (20, 13965432), (24, 11637860), (26, 10742640), (30, 9310288), (32, 8728395), (34, 8214960), (39, 7161760), (40, 6982716), (48, 5818930), (51, 5476640), (52, 5371320), (60, 4655144), (65, 4297056), (68, 4107480), (78, 3580880), (80, 3491358), (85, 3285984), (96, 2909465), (102, 2738320), (104, 2685660), (120, 2327572), (130, 2148528), (136, 2053740), (156, 1790440), (160, 1745679), (170, 1642992), (195, 1432352), (204, 1369160), (208, 1342830), (221, 1263840), (240, 1163786), (255, 1095328), (260, 1074264), (272, 1026870), (312, 895220), (340, 821496), (390, 716176), (408, 684580), (416, 671415), (442, 631920), (480, 581893), (510, 547664), (520, 537132), (544, 513435), (624, 447610), (663, 421280), (680, 410748), (780, 358088), (816, 342290), (884, 315960), (1020, 273832), (1040, 268566), (1105, 252768), (1248, 223805), (1326, 210640), (1360, 205374), (1560, 179044), (1632, 171145), (1768, 157980), (2040, 136916), (2080, 134283), (2210, 126384), (2633, 106080), (2652, 105320), (2720, 102687), (3120, 89522), (3315, 84256), (3536, 78990), (4080, 68458), (4420, 63192), (5266, 53040), (5304, 52660), (6240, 44761), (6630, 42128), (7072, 39495), (7899, 35360), (8160, 34229), (8840, 31596), (10532, 26520), (10608, 26330), (13165, 21216), (13260, 21064), (15798, 17680)]