645379080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:484

約数の個数: 256

約数和(自身を含む): 2200780800

約数和(自身を除く): 1555401720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 23, 24, 30, 31, 38, 40, 46, 57, 60, 62, 69, 76, 92, 93, 95, 114, 115, 120, 124, 138, 152, 155, 184, 186, 190, 228, 230, 248, 276, 285, 310, 345, 372, 380, 397, 437, 456, 460, 465, 552, 570, 589, 620, 690, 713, 744, 760, 794, 874, 920, 930, 1140, 1178, 1191, 1240, 1311, 1380, 1426, 1588, 1748, 1767, 1860, 1985, 2139, 2185, 2280, 2356, 2382, 2622, 2760, 2852, 2945, 3176, 3496, 3534, 3565, 3720, 3970, 4278, 4370, 4712, 4764, 5244, 5704, 5890, 5955, 6555, 7068, 7130, 7543, 7940, 8556, 8740, 8835, 9131, 9528, 10488, 10695, 11780, 11910, 12307, 13110, 13547, 14136, 14260, 15086, 15880, 17112, 17480, 17670, 18262, 21390, 22629, 23560, 23820, 24614, 26220, 27094, 27393, 28520, 30172, 35340, 36524, 36921, 37715, 40641, 42780, 45258, 45655, 47640, 49228, 52440, 54188, 54786, 60344, 61535, 67735, 70680, 73048, 73842, 75430, 81282, 85560, 90516, 91310, 98456, 108376, 109572, 113145, 123070, 135470, 136965, 147684, 150860, 162564, 173489, 181032, 182620, 184605, 203205, 219144, 226290, 233833, 246140, 270940, 273930, 283061, 295368, 301720, 325128, 346978, 365240, 369210, 406410, 452580, 467666, 492280, 520467, 541880, 547860, 566122, 693956, 701499, 738420, 812820, 849183, 867445, 905160, 935332, 1040934, 1095720, 1132244, 1169165, 1387912, 1402998, 1415305, 1476840, 1625640, 1698366, 1734890, 1870664, 2081868, 2264488, 2338330, 2602335, 2805996, 2830610, 3396732, 3469780, 3507495, 4163736, 4245915, 4676660, 5204670, 5378159, 5611992, 5661220, 6793464, 6939560, 7014990, 8491830, 9353320, 10409340, 10756318, 11322440, 14029980, 16134477, 16983660, 20818680, 21512636, 26890795, 28059960, 32268954, 33967320, 43025272, 53781590, 64537908, 80672385, 107563180, 129075816, 161344770, 215126360, 322689540, 645379080]

約数ペア:

[(1, 645379080), (2, 322689540), (3, 215126360), (4, 161344770), (5, 129075816), (6, 107563180), (8, 80672385), (10, 64537908), (12, 53781590), (15, 43025272), (19, 33967320), (20, 32268954), (23, 28059960), (24, 26890795), (30, 21512636), (31, 20818680), (38, 16983660), (40, 16134477), (46, 14029980), (57, 11322440), (60, 10756318), (62, 10409340), (69, 9353320), (76, 8491830), (92, 7014990), (93, 6939560), (95, 6793464), (114, 5661220), (115, 5611992), (120, 5378159), (124, 5204670), (138, 4676660), (152, 4245915), (155, 4163736), (184, 3507495), (186, 3469780), (190, 3396732), (228, 2830610), (230, 2805996), (248, 2602335), (276, 2338330), (285, 2264488), (310, 2081868), (345, 1870664), (372, 1734890), (380, 1698366), (397, 1625640), (437, 1476840), (456, 1415305), (460, 1402998), (465, 1387912), (552, 1169165), (570, 1132244), (589, 1095720), (620, 1040934), (690, 935332), (713, 905160), (744, 867445), (760, 849183), (794, 812820), (874, 738420), (920, 701499), (930, 693956), (1140, 566122), (1178, 547860), (1191, 541880), (1240, 520467), (1311, 492280), (1380, 467666), (1426, 452580), (1588, 406410), (1748, 369210), (1767, 365240), (1860, 346978), (1985, 325128), (2139, 301720), (2185, 295368), (2280, 283061), (2356, 273930), (2382, 270940), (2622, 246140), (2760, 233833), (2852, 226290), (2945, 219144), (3176, 203205), (3496, 184605), (3534, 182620), (3565, 181032), (3720, 173489), (3970, 162564), (4278, 150860), (4370, 147684), (4712, 136965), (4764, 135470), (5244, 123070), (5704, 113145), (5890, 109572), (5955, 108376), (6555, 98456), (7068, 91310), (7130, 90516), (7543, 85560), (7940, 81282), (8556, 75430), (8740, 73842), (8835, 73048), (9131, 70680), (9528, 67735), (10488, 61535), (10695, 60344), (11780, 54786), (11910, 54188), (12307, 52440), (13110, 49228), (13547, 47640), (14136, 45655), (14260, 45258), (15086, 42780), (15880, 40641), (17112, 37715), (17480, 36921), (17670, 36524), (18262, 35340), (21390, 30172), (22629, 28520), (23560, 27393), (23820, 27094), (24614, 26220)]