1989799290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{1039}}^1$

素因数の和:1269

約数の個数: 128

約数和(自身を含む): 5472230400

約数和(自身を除く): 3482431110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 82, 90, 123, 135, 173, 205, 246, 270, 346, 369, 410, 519, 615, 738, 865, 1038, 1039, 1107, 1230, 1557, 1730, 1845, 2078, 2214, 2595, 3114, 3117, 3690, 4671, 5190, 5195, 5535, 6234, 7093, 7785, 9342, 9351, 10390, 11070, 14186, 15570, 15585, 18702, 21279, 23355, 28053, 31170, 35465, 42558, 42599, 46710, 46755, 56106, 63837, 70930, 85198, 93510, 106395, 127674, 127797, 140265, 179747, 191511, 212790, 212995, 255594, 280530, 319185, 359494, 383022, 383391, 425990, 539241, 638370, 638985, 766782, 898735, 957555, 1078482, 1150173, 1277970, 1617723, 1797470, 1915110, 1916955, 2300346, 2696205, 3235446, 3833910, 4853169, 5392410, 5750865, 7369627, 8088615, 9706338, 11501730, 14739254, 16177230, 22108881, 24265845, 36848135, 44217762, 48531690, 66326643, 73696270, 110544405, 132653286, 198979929, 221088810, 331633215, 397959858, 663266430, 994899645, 1989799290]

約数ペア:

[(1, 1989799290), (2, 994899645), (3, 663266430), (5, 397959858), (6, 331633215), (9, 221088810), (10, 198979929), (15, 132653286), (18, 110544405), (27, 73696270), (30, 66326643), (41, 48531690), (45, 44217762), (54, 36848135), (82, 24265845), (90, 22108881), (123, 16177230), (135, 14739254), (173, 11501730), (205, 9706338), (246, 8088615), (270, 7369627), (346, 5750865), (369, 5392410), (410, 4853169), (519, 3833910), (615, 3235446), (738, 2696205), (865, 2300346), (1038, 1916955), (1039, 1915110), (1107, 1797470), (1230, 1617723), (1557, 1277970), (1730, 1150173), (1845, 1078482), (2078, 957555), (2214, 898735), (2595, 766782), (3114, 638985), (3117, 638370), (3690, 539241), (4671, 425990), (5190, 383391), (5195, 383022), (5535, 359494), (6234, 319185), (7093, 280530), (7785, 255594), (9342, 212995), (9351, 212790), (10390, 191511), (11070, 179747), (14186, 140265), (15570, 127797), (15585, 127674), (18702, 106395), (21279, 93510), (23355, 85198), (28053, 70930), (31170, 63837), (35465, 56106), (42558, 46755), (42599, 46710)]