1640989740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:209

約数の個数: 288

約数和(自身を含む): 5353500096

約数和(自身を除く): 3712510356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 23, 26, 30, 39, 41, 46, 52, 60, 65, 69, 78, 82, 92, 97, 115, 123, 130, 138, 156, 164, 194, 195, 205, 230, 246, 260, 276, 291, 299, 345, 388, 390, 410, 460, 485, 492, 529, 533, 582, 598, 615, 690, 780, 820, 897, 943, 970, 1058, 1066, 1164, 1196, 1230, 1261, 1380, 1455, 1495, 1587, 1599, 1794, 1886, 1940, 2116, 2132, 2231, 2460, 2522, 2645, 2665, 2829, 2910, 2990, 3174, 3198, 3588, 3772, 3783, 3977, 4462, 4485, 4715, 5044, 5290, 5330, 5658, 5820, 5980, 6305, 6348, 6396, 6693, 6877, 7566, 7935, 7954, 7995, 8924, 8970, 9430, 10580, 10660, 11155, 11316, 11931, 12259, 12610, 13386, 13754, 14145, 15132, 15870, 15908, 15990, 17940, 18860, 18915, 19885, 20631, 21689, 22310, 23862, 24518, 25220, 26772, 27508, 28290, 29003, 31740, 31980, 33465, 34385, 36777, 37830, 39770, 41262, 43378, 44620, 47724, 49036, 51313, 51701, 56580, 58006, 59655, 61295, 65067, 66930, 68770, 73554, 75660, 79540, 82524, 86756, 87009, 91471, 102626, 103155, 103402, 108445, 116012, 119310, 122590, 130134, 133860, 137540, 145015, 147108, 153939, 155103, 174018, 182942, 183885, 205252, 206310, 206804, 216890, 238620, 245180, 256565, 258505, 260268, 274413, 281957, 290030, 307878, 310206, 325335, 348036, 365884, 367770, 412620, 433780, 435045, 457355, 513130, 517010, 548826, 563914, 580060, 615756, 620412, 650670, 667069, 735540, 769695, 775515, 845871, 870090, 914710, 1026260, 1034020, 1097652, 1127828, 1189123, 1301340, 1334138, 1372065, 1409785, 1539390, 1551030, 1691742, 1740180, 1829420, 2001207, 2103833, 2378246, 2668276, 2744130, 2819570, 3078780, 3102060, 3335345, 3383484, 3567369, 4002414, 4207666, 4229355, 4756492, 5488260, 5639140, 5945615, 6311499, 6670690, 7134738, 8004828, 8415332, 8458710, 10006035, 10519165, 11891230, 12622998, 13341380, 14269476, 16917420, 17836845, 20012070, 21038330, 23782460, 25245996, 27349829, 31557495, 35673690, 40024140, 42076660, 54699658, 63114990, 71347380, 82049487, 109399316, 126229980, 136749145, 164098974, 273498290, 328197948, 410247435, 546996580, 820494870, 1640989740]

約数ペア:

[(1, 1640989740), (2, 820494870), (3, 546996580), (4, 410247435), (5, 328197948), (6, 273498290), (10, 164098974), (12, 136749145), (13, 126229980), (15, 109399316), (20, 82049487), (23, 71347380), (26, 63114990), (30, 54699658), (39, 42076660), (41, 40024140), (46, 35673690), (52, 31557495), (60, 27349829), (65, 25245996), (69, 23782460), (78, 21038330), (82, 20012070), (92, 17836845), (97, 16917420), (115, 14269476), (123, 13341380), (130, 12622998), (138, 11891230), (156, 10519165), (164, 10006035), (194, 8458710), (195, 8415332), (205, 8004828), (230, 7134738), (246, 6670690), (260, 6311499), (276, 5945615), (291, 5639140), (299, 5488260), (345, 4756492), (388, 4229355), (390, 4207666), (410, 4002414), (460, 3567369), (485, 3383484), (492, 3335345), (529, 3102060), (533, 3078780), (582, 2819570), (598, 2744130), (615, 2668276), (690, 2378246), (780, 2103833), (820, 2001207), (897, 1829420), (943, 1740180), (970, 1691742), (1058, 1551030), (1066, 1539390), (1164, 1409785), (1196, 1372065), (1230, 1334138), (1261, 1301340), (1380, 1189123), (1455, 1127828), (1495, 1097652), (1587, 1034020), (1599, 1026260), (1794, 914710), (1886, 870090), (1940, 845871), (2116, 775515), (2132, 769695), (2231, 735540), (2460, 667069), (2522, 650670), (2645, 620412), (2665, 615756), (2829, 580060), (2910, 563914), (2990, 548826), (3174, 517010), (3198, 513130), (3588, 457355), (3772, 435045), (3783, 433780), (3977, 412620), (4462, 367770), (4485, 365884), (4715, 348036), (5044, 325335), (5290, 310206), (5330, 307878), (5658, 290030), (5820, 281957), (5980, 274413), (6305, 260268), (6348, 258505), (6396, 256565), (6693, 245180), (6877, 238620), (7566, 216890), (7935, 206804), (7954, 206310), (7995, 205252), (8924, 183885), (8970, 182942), (9430, 174018), (10580, 155103), (10660, 153939), (11155, 147108), (11316, 145015), (11931, 137540), (12259, 133860), (12610, 130134), (13386, 122590), (13754, 119310), (14145, 116012), (15132, 108445), (15870, 103402), (15908, 103155), (15990, 102626), (17940, 91471), (18860, 87009), (18915, 86756), (19885, 82524), (20631, 79540), (21689, 75660), (22310, 73554), (23862, 68770), (24518, 66930), (25220, 65067), (26772, 61295), (27508, 59655), (28290, 58006), (29003, 56580), (31740, 51701), (31980, 51313), (33465, 49036), (34385, 47724), (36777, 44620), (37830, 43378), (39770, 41262)]