153071860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^2\times {\mathrm{157}}^1$

素因数の和:277

約数の個数: 72

約数和(自身を含む): 343014840

約数和(自身を除く): 189942980

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 157, 164, 205, 290, 314, 410, 580, 628, 785, 820, 1189, 1570, 1681, 2378, 3140, 3362, 4553, 4756, 5945, 6437, 6724, 8405, 9106, 11890, 12874, 16810, 18212, 22765, 23780, 25748, 32185, 33620, 45530, 48749, 64370, 91060, 97498, 128740, 186673, 194996, 243745, 263917, 373346, 487490, 527834, 746692, 933365, 974980, 1055668, 1319585, 1866730, 2639170, 3733460, 5278340, 7653593, 15307186, 30614372, 38267965, 76535930, 153071860]

約数ペア:

[(1, 153071860), (2, 76535930), (4, 38267965), (5, 30614372), (10, 15307186), (20, 7653593), (29, 5278340), (41, 3733460), (58, 2639170), (82, 1866730), (116, 1319585), (145, 1055668), (157, 974980), (164, 933365), (205, 746692), (290, 527834), (314, 487490), (410, 373346), (580, 263917), (628, 243745), (785, 194996), (820, 186673), (1189, 128740), (1570, 97498), (1681, 91060), (2378, 64370), (3140, 48749), (3362, 45530), (4553, 33620), (4756, 32185), (5945, 25748), (6437, 23780), (6724, 22765), (8405, 18212), (9106, 16810), (11890, 12874)]