1996905120

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{7523}}^1$

素因数の和:7627

約数の個数: 192

約数和(自身を含む): 7280824320

約数和(自身を除く): 5283919200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 96, 105, 112, 120, 140, 158, 160, 168, 210, 224, 237, 240, 280, 316, 336, 395, 420, 474, 480, 553, 560, 632, 672, 790, 840, 948, 1106, 1120, 1185, 1264, 1580, 1659, 1680, 1896, 2212, 2370, 2528, 2765, 3160, 3318, 3360, 3792, 4424, 4740, 5530, 6320, 6636, 7523, 7584, 8295, 8848, 9480, 11060, 12640, 13272, 15046, 16590, 17696, 18960, 22120, 22569, 26544, 30092, 33180, 37615, 37920, 44240, 45138, 52661, 53088, 60184, 66360, 75230, 88480, 90276, 105322, 112845, 120368, 132720, 150460, 157983, 180552, 210644, 225690, 240736, 263305, 265440, 300920, 315966, 361104, 421288, 451380, 526610, 594317, 601840, 631932, 722208, 789915, 842576, 902760, 1053220, 1188634, 1203680, 1263864, 1579830, 1685152, 1782951, 1805520, 2106440, 2377268, 2527728, 2971585, 3159660, 3565902, 3611040, 4160219, 4212880, 4754536, 5055456, 5943170, 6319320, 7131804, 8320438, 8425760, 8914755, 9509072, 11886340, 12480657, 12638640, 14263608, 16640876, 17829510, 19018144, 20801095, 23772680, 24961314, 25277280, 28527216, 33281752, 35659020, 41602190, 47545360, 49922628, 57054432, 62403285, 66563504, 71318040, 83204380, 95090720, 99845256, 124806570, 133127008, 142636080, 166408760, 199690512, 249613140, 285272160, 332817520, 399381024, 499226280, 665635040, 998452560, 1996905120]

約数ペア:

[(1, 1996905120), (2, 998452560), (3, 665635040), (4, 499226280), (5, 399381024), (6, 332817520), (7, 285272160), (8, 249613140), (10, 199690512), (12, 166408760), (14, 142636080), (15, 133127008), (16, 124806570), (20, 99845256), (21, 95090720), (24, 83204380), (28, 71318040), (30, 66563504), (32, 62403285), (35, 57054432), (40, 49922628), (42, 47545360), (48, 41602190), (56, 35659020), (60, 33281752), (70, 28527216), (79, 25277280), (80, 24961314), (84, 23772680), (96, 20801095), (105, 19018144), (112, 17829510), (120, 16640876), (140, 14263608), (158, 12638640), (160, 12480657), (168, 11886340), (210, 9509072), (224, 8914755), (237, 8425760), (240, 8320438), (280, 7131804), (316, 6319320), (336, 5943170), (395, 5055456), (420, 4754536), (474, 4212880), (480, 4160219), (553, 3611040), (560, 3565902), (632, 3159660), (672, 2971585), (790, 2527728), (840, 2377268), (948, 2106440), (1106, 1805520), (1120, 1782951), (1185, 1685152), (1264, 1579830), (1580, 1263864), (1659, 1203680), (1680, 1188634), (1896, 1053220), (2212, 902760), (2370, 842576), (2528, 789915), (2765, 722208), (3160, 631932), (3318, 601840), (3360, 594317), (3792, 526610), (4424, 451380), (4740, 421288), (5530, 361104), (6320, 315966), (6636, 300920), (7523, 265440), (7584, 263305), (8295, 240736), (8848, 225690), (9480, 210644), (11060, 180552), (12640, 157983), (13272, 150460), (15046, 132720), (16590, 120368), (17696, 112845), (18960, 105322), (22120, 90276), (22569, 88480), (26544, 75230), (30092, 66360), (33180, 60184), (37615, 53088), (37920, 52661), (44240, 45138)]