251043960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1069}}^1$

素因数の和:1205

約数の個数: 128

約数和(自身を含む): 801216000

約数和(自身を除く): 550172040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 103, 114, 120, 152, 190, 206, 228, 285, 309, 380, 412, 456, 515, 570, 618, 760, 824, 1030, 1069, 1140, 1236, 1545, 1957, 2060, 2138, 2280, 2472, 3090, 3207, 3914, 4120, 4276, 5345, 5871, 6180, 6414, 7828, 8552, 9785, 10690, 11742, 12360, 12828, 15656, 16035, 19570, 20311, 21380, 23484, 25656, 29355, 32070, 39140, 40622, 42760, 46968, 58710, 60933, 64140, 78280, 81244, 101555, 110107, 117420, 121866, 128280, 162488, 203110, 220214, 234840, 243732, 304665, 330321, 406220, 440428, 487464, 550535, 609330, 660642, 812440, 880856, 1101070, 1218660, 1321284, 1651605, 2092033, 2202140, 2437320, 2642568, 3303210, 4184066, 4404280, 6276099, 6606420, 8368132, 10460165, 12552198, 13212840, 16736264, 20920330, 25104396, 31380495, 41840660, 50208792, 62760990, 83681320, 125521980, 251043960]

約数ペア:

[(1, 251043960), (2, 125521980), (3, 83681320), (4, 62760990), (5, 50208792), (6, 41840660), (8, 31380495), (10, 25104396), (12, 20920330), (15, 16736264), (19, 13212840), (20, 12552198), (24, 10460165), (30, 8368132), (38, 6606420), (40, 6276099), (57, 4404280), (60, 4184066), (76, 3303210), (95, 2642568), (103, 2437320), (114, 2202140), (120, 2092033), (152, 1651605), (190, 1321284), (206, 1218660), (228, 1101070), (285, 880856), (309, 812440), (380, 660642), (412, 609330), (456, 550535), (515, 487464), (570, 440428), (618, 406220), (760, 330321), (824, 304665), (1030, 243732), (1069, 234840), (1140, 220214), (1236, 203110), (1545, 162488), (1957, 128280), (2060, 121866), (2138, 117420), (2280, 110107), (2472, 101555), (3090, 81244), (3207, 78280), (3914, 64140), (4120, 60933), (4276, 58710), (5345, 46968), (5871, 42760), (6180, 40622), (6414, 39140), (7828, 32070), (8552, 29355), (9785, 25656), (10690, 23484), (11742, 21380), (12360, 20311), (12828, 19570), (15656, 16035)]