81083640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:158

約数の個数: 256

約数和(自身を含む): 289267200

約数和(自身を除く): 208183560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 53, 55, 57, 60, 61, 66, 76, 88, 95, 106, 110, 114, 120, 122, 132, 152, 159, 165, 183, 190, 209, 212, 220, 228, 244, 264, 265, 285, 305, 318, 330, 366, 380, 418, 424, 440, 456, 488, 530, 570, 583, 610, 627, 636, 660, 671, 732, 760, 795, 836, 915, 1007, 1045, 1060, 1140, 1159, 1166, 1220, 1254, 1272, 1320, 1342, 1464, 1590, 1672, 1749, 1830, 2013, 2014, 2090, 2120, 2280, 2318, 2332, 2440, 2508, 2684, 2915, 3021, 3135, 3180, 3233, 3355, 3477, 3498, 3660, 4026, 4028, 4180, 4636, 4664, 5016, 5035, 5368, 5795, 5830, 6042, 6270, 6360, 6466, 6710, 6954, 6996, 7320, 8052, 8056, 8360, 8745, 9272, 9699, 10065, 10070, 11077, 11590, 11660, 12084, 12540, 12749, 12932, 13420, 13908, 13992, 15105, 16104, 16165, 17385, 17490, 19398, 20130, 20140, 22154, 23180, 23320, 24168, 25080, 25498, 25864, 26840, 27816, 30210, 32330, 33231, 34770, 34980, 35563, 38247, 38796, 40260, 40280, 44308, 46360, 48495, 50996, 55385, 60420, 61427, 63745, 64660, 66462, 69540, 69960, 71126, 76494, 77592, 80520, 88616, 96990, 101992, 106689, 110770, 120840, 122854, 127490, 129320, 132924, 139080, 142252, 152988, 166155, 177815, 184281, 191235, 193980, 213378, 221540, 245708, 254980, 265848, 284504, 305976, 307135, 332310, 355630, 368562, 382470, 387960, 426756, 443080, 491416, 509960, 533445, 614270, 664620, 675697, 711260, 737124, 764940, 853512, 921405, 1066890, 1228540, 1329240, 1351394, 1422520, 1474248, 1529880, 1842810, 2027091, 2133780, 2457080, 2702788, 3378485, 3685620, 4054182, 4267560, 5405576, 6756970, 7371240, 8108364, 10135455, 13513940, 16216728, 20270910, 27027880, 40541820, 81083640]

約数ペア:

[(1, 81083640), (2, 40541820), (3, 27027880), (4, 20270910), (5, 16216728), (6, 13513940), (8, 10135455), (10, 8108364), (11, 7371240), (12, 6756970), (15, 5405576), (19, 4267560), (20, 4054182), (22, 3685620), (24, 3378485), (30, 2702788), (33, 2457080), (38, 2133780), (40, 2027091), (44, 1842810), (53, 1529880), (55, 1474248), (57, 1422520), (60, 1351394), (61, 1329240), (66, 1228540), (76, 1066890), (88, 921405), (95, 853512), (106, 764940), (110, 737124), (114, 711260), (120, 675697), (122, 664620), (132, 614270), (152, 533445), (159, 509960), (165, 491416), (183, 443080), (190, 426756), (209, 387960), (212, 382470), (220, 368562), (228, 355630), (244, 332310), (264, 307135), (265, 305976), (285, 284504), (305, 265848), (318, 254980), (330, 245708), (366, 221540), (380, 213378), (418, 193980), (424, 191235), (440, 184281), (456, 177815), (488, 166155), (530, 152988), (570, 142252), (583, 139080), (610, 132924), (627, 129320), (636, 127490), (660, 122854), (671, 120840), (732, 110770), (760, 106689), (795, 101992), (836, 96990), (915, 88616), (1007, 80520), (1045, 77592), (1060, 76494), (1140, 71126), (1159, 69960), (1166, 69540), (1220, 66462), (1254, 64660), (1272, 63745), (1320, 61427), (1342, 60420), (1464, 55385), (1590, 50996), (1672, 48495), (1749, 46360), (1830, 44308), (2013, 40280), (2014, 40260), (2090, 38796), (2120, 38247), (2280, 35563), (2318, 34980), (2332, 34770), (2440, 33231), (2508, 32330), (2684, 30210), (2915, 27816), (3021, 26840), (3135, 25864), (3180, 25498), (3233, 25080), (3355, 24168), (3477, 23320), (3498, 23180), (3660, 22154), (4026, 20140), (4028, 20130), (4180, 19398), (4636, 17490), (4664, 17385), (5016, 16165), (5035, 16104), (5368, 15105), (5795, 13992), (5830, 13908), (6042, 13420), (6270, 12932), (6360, 12749), (6466, 12540), (6710, 12084), (6954, 11660), (6996, 11590), (7320, 11077), (8052, 10070), (8056, 10065), (8360, 9699), (8745, 9272)]