748970040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{641}}^1$

素因数の和:782

約数の個数: 256

約数和(自身を含む): 2795627520

約数和(自身を除く): 2046657480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 107, 120, 130, 140, 156, 168, 182, 195, 210, 214, 260, 273, 280, 312, 321, 364, 390, 420, 428, 455, 520, 535, 546, 641, 642, 728, 749, 780, 840, 856, 910, 1070, 1092, 1282, 1284, 1365, 1391, 1498, 1560, 1605, 1820, 1923, 2140, 2184, 2247, 2564, 2568, 2730, 2782, 2996, 3205, 3210, 3640, 3745, 3846, 4173, 4280, 4487, 4494, 5128, 5460, 5564, 5992, 6410, 6420, 6955, 7490, 7692, 8333, 8346, 8974, 8988, 9615, 9737, 10920, 11128, 11235, 12820, 12840, 13461, 13910, 14980, 15384, 16666, 16692, 17948, 17976, 19230, 19474, 20865, 22435, 22470, 24999, 25640, 26922, 27820, 29211, 29960, 33332, 33384, 35896, 38460, 38948, 41665, 41730, 44870, 44940, 48685, 49998, 53844, 55640, 58331, 58422, 66664, 67305, 68587, 76920, 77896, 83330, 83460, 89740, 89880, 97370, 99996, 107688, 116662, 116844, 124995, 134610, 137174, 146055, 166660, 166920, 174993, 179480, 194740, 199992, 205761, 233324, 233688, 249990, 269220, 274348, 291655, 292110, 333320, 342935, 349986, 389480, 411522, 466648, 480109, 499980, 538440, 548696, 583310, 584220, 685870, 699972, 823044, 874965, 891631, 960218, 999960, 1028805, 1166620, 1168440, 1371740, 1399944, 1440327, 1646088, 1749930, 1783262, 1920436, 2057610, 2333240, 2400545, 2674893, 2743480, 2880654, 3499860, 3566524, 3840872, 4115220, 4458155, 4801090, 5349786, 5761308, 6241417, 6999720, 7133048, 7201635, 8230440, 8916310, 9602180, 10699572, 11522616, 12482834, 13374465, 14403270, 17832620, 18724251, 19204360, 21399144, 24965668, 26748930, 28806540, 31207085, 35665240, 37448502, 49931336, 53497860, 57613080, 62414170, 74897004, 93621255, 106995720, 124828340, 149794008, 187242510, 249656680, 374485020, 748970040]

約数ペア:

[(1, 748970040), (2, 374485020), (3, 249656680), (4, 187242510), (5, 149794008), (6, 124828340), (7, 106995720), (8, 93621255), (10, 74897004), (12, 62414170), (13, 57613080), (14, 53497860), (15, 49931336), (20, 37448502), (21, 35665240), (24, 31207085), (26, 28806540), (28, 26748930), (30, 24965668), (35, 21399144), (39, 19204360), (40, 18724251), (42, 17832620), (52, 14403270), (56, 13374465), (60, 12482834), (65, 11522616), (70, 10699572), (78, 9602180), (84, 8916310), (91, 8230440), (104, 7201635), (105, 7133048), (107, 6999720), (120, 6241417), (130, 5761308), (140, 5349786), (156, 4801090), (168, 4458155), (182, 4115220), (195, 3840872), (210, 3566524), (214, 3499860), (260, 2880654), (273, 2743480), (280, 2674893), (312, 2400545), (321, 2333240), (364, 2057610), (390, 1920436), (420, 1783262), (428, 1749930), (455, 1646088), (520, 1440327), (535, 1399944), (546, 1371740), (641, 1168440), (642, 1166620), (728, 1028805), (749, 999960), (780, 960218), (840, 891631), (856, 874965), (910, 823044), (1070, 699972), (1092, 685870), (1282, 584220), (1284, 583310), (1365, 548696), (1391, 538440), (1498, 499980), (1560, 480109), (1605, 466648), (1820, 411522), (1923, 389480), (2140, 349986), (2184, 342935), (2247, 333320), (2564, 292110), (2568, 291655), (2730, 274348), (2782, 269220), (2996, 249990), (3205, 233688), (3210, 233324), (3640, 205761), (3745, 199992), (3846, 194740), (4173, 179480), (4280, 174993), (4487, 166920), (4494, 166660), (5128, 146055), (5460, 137174), (5564, 134610), (5992, 124995), (6410, 116844), (6420, 116662), (6955, 107688), (7490, 99996), (7692, 97370), (8333, 89880), (8346, 89740), (8974, 83460), (8988, 83330), (9615, 77896), (9737, 76920), (10920, 68587), (11128, 67305), (11235, 66664), (12820, 58422), (12840, 58331), (13461, 55640), (13910, 53844), (14980, 49998), (15384, 48685), (16666, 44940), (16692, 44870), (17948, 41730), (17976, 41665), (19230, 38948), (19474, 38460), (20865, 35896), (22435, 33384), (22470, 33332), (24999, 29960), (25640, 29211), (26922, 27820)]