189678840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:286

約数の個数: 192

約数和(自身を含む): 632448000

約数和(自身を除く): 442769160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 47, 52, 60, 65, 78, 94, 104, 120, 130, 141, 156, 169, 188, 195, 199, 235, 260, 282, 312, 338, 376, 390, 398, 470, 507, 520, 564, 597, 611, 676, 705, 780, 796, 845, 940, 995, 1014, 1128, 1194, 1222, 1352, 1410, 1560, 1592, 1690, 1833, 1880, 1990, 2028, 2388, 2444, 2535, 2587, 2820, 2985, 3055, 3380, 3666, 3980, 4056, 4776, 4888, 5070, 5174, 5640, 5970, 6110, 6760, 7332, 7761, 7943, 7960, 9165, 9353, 10140, 10348, 11940, 12220, 12935, 14664, 15522, 15886, 18330, 18706, 20280, 20696, 23829, 23880, 24440, 25870, 28059, 31044, 31772, 33631, 36660, 37412, 38805, 39715, 46765, 47658, 51740, 56118, 62088, 63544, 67262, 73320, 74824, 77610, 79430, 93530, 95316, 100893, 103480, 112236, 119145, 121589, 134524, 140295, 155220, 158860, 168155, 187060, 190632, 201786, 224472, 238290, 243178, 269048, 280590, 310440, 317720, 336310, 364767, 374120, 403572, 476580, 486356, 504465, 561180, 607945, 672620, 729534, 807144, 953160, 972712, 1008930, 1122360, 1215890, 1345240, 1459068, 1580657, 1823835, 2017860, 2431780, 2918136, 3161314, 3647670, 4035720, 4741971, 4863560, 6322628, 7295340, 7903285, 9483942, 12645256, 14590680, 15806570, 18967884, 23709855, 31613140, 37935768, 47419710, 63226280, 94839420, 189678840]

約数ペア:

[(1, 189678840), (2, 94839420), (3, 63226280), (4, 47419710), (5, 37935768), (6, 31613140), (8, 23709855), (10, 18967884), (12, 15806570), (13, 14590680), (15, 12645256), (20, 9483942), (24, 7903285), (26, 7295340), (30, 6322628), (39, 4863560), (40, 4741971), (47, 4035720), (52, 3647670), (60, 3161314), (65, 2918136), (78, 2431780), (94, 2017860), (104, 1823835), (120, 1580657), (130, 1459068), (141, 1345240), (156, 1215890), (169, 1122360), (188, 1008930), (195, 972712), (199, 953160), (235, 807144), (260, 729534), (282, 672620), (312, 607945), (338, 561180), (376, 504465), (390, 486356), (398, 476580), (470, 403572), (507, 374120), (520, 364767), (564, 336310), (597, 317720), (611, 310440), (676, 280590), (705, 269048), (780, 243178), (796, 238290), (845, 224472), (940, 201786), (995, 190632), (1014, 187060), (1128, 168155), (1194, 158860), (1222, 155220), (1352, 140295), (1410, 134524), (1560, 121589), (1592, 119145), (1690, 112236), (1833, 103480), (1880, 100893), (1990, 95316), (2028, 93530), (2388, 79430), (2444, 77610), (2535, 74824), (2587, 73320), (2820, 67262), (2985, 63544), (3055, 62088), (3380, 56118), (3666, 51740), (3980, 47658), (4056, 46765), (4776, 39715), (4888, 38805), (5070, 37412), (5174, 36660), (5640, 33631), (5970, 31772), (6110, 31044), (6760, 28059), (7332, 25870), (7761, 24440), (7943, 23880), (7960, 23829), (9165, 20696), (9353, 20280), (10140, 18706), (10348, 18330), (11940, 15886), (12220, 15522), (12935, 14664)]