181370280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{977}}^1$

素因数の和:1028

約数の個数: 256

約数和(自身を含む): 709793280

約数和(自身を除く): 528423000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 17, 20, 21, 24, 26, 28, 30, 34, 35, 39, 40, 42, 51, 52, 56, 60, 65, 68, 70, 78, 84, 85, 91, 102, 104, 105, 119, 120, 130, 136, 140, 156, 168, 170, 182, 195, 204, 210, 221, 238, 255, 260, 273, 280, 312, 340, 357, 364, 390, 408, 420, 442, 455, 476, 510, 520, 546, 595, 663, 680, 714, 728, 780, 840, 884, 910, 952, 977, 1020, 1092, 1105, 1190, 1326, 1365, 1428, 1547, 1560, 1768, 1785, 1820, 1954, 2040, 2184, 2210, 2380, 2652, 2730, 2856, 2931, 3094, 3315, 3570, 3640, 3908, 4420, 4641, 4760, 4885, 5304, 5460, 5862, 6188, 6630, 6839, 7140, 7735, 7816, 8840, 9282, 9770, 10920, 11724, 12376, 12701, 13260, 13678, 14280, 14655, 15470, 16609, 18564, 19540, 20517, 23205, 23448, 25402, 26520, 27356, 29310, 30940, 33218, 34195, 37128, 38103, 39080, 41034, 46410, 49827, 50804, 54712, 58620, 61880, 63505, 66436, 68390, 76206, 82068, 83045, 88907, 92820, 99654, 101608, 102585, 116263, 117240, 127010, 132872, 136780, 152412, 164136, 166090, 177814, 185640, 190515, 199308, 205170, 215917, 232526, 249135, 254020, 266721, 273560, 304824, 332180, 348789, 355628, 381030, 398616, 410340, 431834, 444535, 465052, 498270, 508040, 533442, 581315, 647751, 664360, 697578, 711256, 762060, 820680, 863668, 889070, 930104, 996540, 1066884, 1079585, 1162630, 1295502, 1333605, 1395156, 1511419, 1524120, 1727336, 1743945, 1778140, 1993080, 2133768, 2159170, 2325260, 2591004, 2667210, 2790312, 3022838, 3238755, 3487890, 3556280, 4318340, 4534257, 4650520, 5182008, 5334420, 6045676, 6477510, 6975780, 7557095, 8636680, 9068514, 10668840, 12091352, 12955020, 13951560, 15114190, 18137028, 22671285, 25910040, 30228380, 36274056, 45342570, 60456760, 90685140, 181370280]

約数ペア:

[(1, 181370280), (2, 90685140), (3, 60456760), (4, 45342570), (5, 36274056), (6, 30228380), (7, 25910040), (8, 22671285), (10, 18137028), (12, 15114190), (13, 13951560), (14, 12955020), (15, 12091352), (17, 10668840), (20, 9068514), (21, 8636680), (24, 7557095), (26, 6975780), (28, 6477510), (30, 6045676), (34, 5334420), (35, 5182008), (39, 4650520), (40, 4534257), (42, 4318340), (51, 3556280), (52, 3487890), (56, 3238755), (60, 3022838), (65, 2790312), (68, 2667210), (70, 2591004), (78, 2325260), (84, 2159170), (85, 2133768), (91, 1993080), (102, 1778140), (104, 1743945), (105, 1727336), (119, 1524120), (120, 1511419), (130, 1395156), (136, 1333605), (140, 1295502), (156, 1162630), (168, 1079585), (170, 1066884), (182, 996540), (195, 930104), (204, 889070), (210, 863668), (221, 820680), (238, 762060), (255, 711256), (260, 697578), (273, 664360), (280, 647751), (312, 581315), (340, 533442), (357, 508040), (364, 498270), (390, 465052), (408, 444535), (420, 431834), (442, 410340), (455, 398616), (476, 381030), (510, 355628), (520, 348789), (546, 332180), (595, 304824), (663, 273560), (680, 266721), (714, 254020), (728, 249135), (780, 232526), (840, 215917), (884, 205170), (910, 199308), (952, 190515), (977, 185640), (1020, 177814), (1092, 166090), (1105, 164136), (1190, 152412), (1326, 136780), (1365, 132872), (1428, 127010), (1547, 117240), (1560, 116263), (1768, 102585), (1785, 101608), (1820, 99654), (1954, 92820), (2040, 88907), (2184, 83045), (2210, 82068), (2380, 76206), (2652, 68390), (2730, 66436), (2856, 63505), (2931, 61880), (3094, 58620), (3315, 54712), (3570, 50804), (3640, 49827), (3908, 46410), (4420, 41034), (4641, 39080), (4760, 38103), (4885, 37128), (5304, 34195), (5460, 33218), (5862, 30940), (6188, 29310), (6630, 27356), (6839, 26520), (7140, 25402), (7735, 23448), (7816, 23205), (8840, 20517), (9282, 19540), (9770, 18564), (10920, 16609), (11724, 15470), (12376, 14655), (12701, 14280), (13260, 13678)]