1180491660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:581

約数の個数: 216

約数和(自身を含む): 3889254096

約数和(自身を除く): 2708762436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 37, 38, 45, 57, 60, 74, 76, 90, 95, 111, 114, 148, 171, 180, 185, 190, 222, 228, 285, 333, 342, 361, 370, 380, 444, 491, 555, 570, 666, 684, 703, 722, 740, 855, 982, 1083, 1110, 1140, 1332, 1406, 1444, 1473, 1665, 1710, 1805, 1964, 2109, 2166, 2220, 2455, 2812, 2946, 3249, 3330, 3420, 3515, 3610, 4218, 4332, 4419, 4910, 5415, 5892, 6327, 6498, 6660, 7030, 7220, 7365, 8436, 8838, 9329, 9820, 10545, 10830, 12654, 12996, 13357, 14060, 14730, 16245, 17676, 18167, 18658, 21090, 21660, 22095, 25308, 26714, 27987, 29460, 31635, 32490, 36334, 37316, 40071, 42180, 44190, 46645, 53428, 54501, 55974, 63270, 64980, 66785, 72668, 80142, 83961, 88380, 90835, 93290, 109002, 111948, 120213, 126540, 133570, 139935, 160284, 163503, 167922, 177251, 181670, 186580, 200355, 218004, 240426, 267140, 272505, 279870, 327006, 335844, 345173, 354502, 363340, 400710, 419805, 480852, 531753, 545010, 559740, 601065, 654012, 690346, 709004, 801420, 817515, 839610, 886255, 1035519, 1063506, 1090020, 1202130, 1380692, 1595259, 1635030, 1679220, 1725865, 1772510, 2071038, 2127012, 2404260, 2658765, 3106557, 3190518, 3270060, 3451730, 3545020, 4142076, 5177595, 5317530, 6213114, 6381036, 6558287, 6903460, 7976295, 10355190, 10635060, 12426228, 13116574, 15532785, 15952590, 19674861, 20710380, 26233148, 31065570, 31905180, 32791435, 39349722, 59024583, 62131140, 65582870, 78699444, 98374305, 118049166, 131165740, 196748610, 236098332, 295122915, 393497220, 590245830, 1180491660]

約数ペア:

[(1, 1180491660), (2, 590245830), (3, 393497220), (4, 295122915), (5, 236098332), (6, 196748610), (9, 131165740), (10, 118049166), (12, 98374305), (15, 78699444), (18, 65582870), (19, 62131140), (20, 59024583), (30, 39349722), (36, 32791435), (37, 31905180), (38, 31065570), (45, 26233148), (57, 20710380), (60, 19674861), (74, 15952590), (76, 15532785), (90, 13116574), (95, 12426228), (111, 10635060), (114, 10355190), (148, 7976295), (171, 6903460), (180, 6558287), (185, 6381036), (190, 6213114), (222, 5317530), (228, 5177595), (285, 4142076), (333, 3545020), (342, 3451730), (361, 3270060), (370, 3190518), (380, 3106557), (444, 2658765), (491, 2404260), (555, 2127012), (570, 2071038), (666, 1772510), (684, 1725865), (703, 1679220), (722, 1635030), (740, 1595259), (855, 1380692), (982, 1202130), (1083, 1090020), (1110, 1063506), (1140, 1035519), (1332, 886255), (1406, 839610), (1444, 817515), (1473, 801420), (1665, 709004), (1710, 690346), (1805, 654012), (1964, 601065), (2109, 559740), (2166, 545010), (2220, 531753), (2455, 480852), (2812, 419805), (2946, 400710), (3249, 363340), (3330, 354502), (3420, 345173), (3515, 335844), (3610, 327006), (4218, 279870), (4332, 272505), (4419, 267140), (4910, 240426), (5415, 218004), (5892, 200355), (6327, 186580), (6498, 181670), (6660, 177251), (7030, 167922), (7220, 163503), (7365, 160284), (8436, 139935), (8838, 133570), (9329, 126540), (9820, 120213), (10545, 111948), (10830, 109002), (12654, 93290), (12996, 90835), (13357, 88380), (14060, 83961), (14730, 80142), (16245, 72668), (17676, 66785), (18167, 64980), (18658, 63270), (21090, 55974), (21660, 54501), (22095, 53428), (25308, 46645), (26714, 44190), (27987, 42180), (29460, 40071), (31635, 37316), (32490, 36334)]