31598550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 144

約数和(自身を含む): 91922688

約数和(自身を除く): 60324138

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 43, 45, 46, 50, 69, 71, 75, 86, 90, 115, 129, 138, 142, 150, 207, 213, 215, 225, 230, 258, 345, 355, 387, 414, 426, 430, 450, 575, 639, 645, 690, 710, 774, 989, 1035, 1065, 1075, 1150, 1278, 1290, 1633, 1725, 1775, 1935, 1978, 2070, 2130, 2150, 2967, 3053, 3195, 3225, 3266, 3450, 3550, 3870, 4899, 4945, 5175, 5325, 5934, 6106, 6390, 6450, 8165, 8901, 9159, 9675, 9798, 9890, 10350, 10650, 14697, 14835, 15265, 15975, 16330, 17802, 18318, 19350, 24495, 24725, 27477, 29394, 29670, 30530, 31950, 40825, 44505, 45795, 48990, 49450, 54954, 70219, 73485, 74175, 76325, 81650, 89010, 91590, 122475, 137385, 140438, 146970, 148350, 152650, 210657, 222525, 228975, 244950, 274770, 351095, 367425, 421314, 445050, 457950, 631971, 686925, 702190, 734850, 1053285, 1263942, 1373850, 1755475, 2106570, 3159855, 3510950, 5266425, 6319710, 10532850, 15799275, 31598550]

約数ペア:

[(1, 31598550), (2, 15799275), (3, 10532850), (5, 6319710), (6, 5266425), (9, 3510950), (10, 3159855), (15, 2106570), (18, 1755475), (23, 1373850), (25, 1263942), (30, 1053285), (43, 734850), (45, 702190), (46, 686925), (50, 631971), (69, 457950), (71, 445050), (75, 421314), (86, 367425), (90, 351095), (115, 274770), (129, 244950), (138, 228975), (142, 222525), (150, 210657), (207, 152650), (213, 148350), (215, 146970), (225, 140438), (230, 137385), (258, 122475), (345, 91590), (355, 89010), (387, 81650), (414, 76325), (426, 74175), (430, 73485), (450, 70219), (575, 54954), (639, 49450), (645, 48990), (690, 45795), (710, 44505), (774, 40825), (989, 31950), (1035, 30530), (1065, 29670), (1075, 29394), (1150, 27477), (1278, 24725), (1290, 24495), (1633, 19350), (1725, 18318), (1775, 17802), (1935, 16330), (1978, 15975), (2070, 15265), (2130, 14835), (2150, 14697), (2967, 10650), (3053, 10350), (3195, 9890), (3225, 9798), (3266, 9675), (3450, 9159), (3550, 8901), (3870, 8165), (4899, 6450), (4945, 6390), (5175, 6106), (5325, 5934)]