154475790

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:498

約数の個数: 128

約数和(自身を含む): 445685760

約数和(自身を除く): 291209970

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 31, 35, 42, 61, 62, 70, 93, 105, 122, 155, 183, 186, 210, 217, 305, 310, 366, 389, 427, 434, 465, 610, 651, 778, 854, 915, 930, 1085, 1167, 1281, 1302, 1830, 1891, 1945, 2135, 2170, 2334, 2562, 2723, 3255, 3782, 3890, 4270, 5446, 5673, 5835, 6405, 6510, 8169, 9455, 11346, 11670, 12059, 12810, 13237, 13615, 16338, 18910, 23729, 24118, 26474, 27230, 28365, 36177, 39711, 40845, 47458, 56730, 60295, 66185, 71187, 72354, 79422, 81690, 84413, 118645, 120590, 132370, 142374, 166103, 168826, 180885, 198555, 237290, 253239, 332206, 355935, 361770, 397110, 422065, 498309, 506478, 711870, 735599, 830515, 844130, 996618, 1266195, 1471198, 1661030, 2206797, 2491545, 2532390, 3677995, 4413594, 4983090, 5149193, 7355990, 10298386, 11033985, 15447579, 22067970, 25745965, 30895158, 51491930, 77237895, 154475790]

約数ペア:

[(1, 154475790), (2, 77237895), (3, 51491930), (5, 30895158), (6, 25745965), (7, 22067970), (10, 15447579), (14, 11033985), (15, 10298386), (21, 7355990), (30, 5149193), (31, 4983090), (35, 4413594), (42, 3677995), (61, 2532390), (62, 2491545), (70, 2206797), (93, 1661030), (105, 1471198), (122, 1266195), (155, 996618), (183, 844130), (186, 830515), (210, 735599), (217, 711870), (305, 506478), (310, 498309), (366, 422065), (389, 397110), (427, 361770), (434, 355935), (465, 332206), (610, 253239), (651, 237290), (778, 198555), (854, 180885), (915, 168826), (930, 166103), (1085, 142374), (1167, 132370), (1281, 120590), (1302, 118645), (1830, 84413), (1891, 81690), (1945, 79422), (2135, 72354), (2170, 71187), (2334, 66185), (2562, 60295), (2723, 56730), (3255, 47458), (3782, 40845), (3890, 39711), (4270, 36177), (5446, 28365), (5673, 27230), (5835, 26474), (6405, 24118), (6510, 23729), (8169, 18910), (9455, 16338), (11346, 13615), (11670, 13237), (12059, 12810)]