256428150

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:311

約数の個数: 192

約数和(自身を含む): 752094720

約数和(自身を除く): 495666570

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 25, 29, 30, 33, 46, 50, 55, 58, 66, 69, 75, 87, 110, 115, 138, 145, 150, 165, 174, 230, 233, 253, 275, 290, 319, 330, 345, 435, 466, 506, 550, 575, 638, 667, 690, 699, 725, 759, 825, 870, 957, 1150, 1165, 1265, 1334, 1398, 1450, 1518, 1595, 1650, 1725, 1914, 2001, 2175, 2330, 2530, 2563, 3190, 3335, 3450, 3495, 3795, 4002, 4350, 4785, 5126, 5359, 5825, 6325, 6670, 6757, 6990, 7337, 7590, 7689, 7975, 9570, 10005, 10718, 11650, 12650, 12815, 13514, 14674, 15378, 15950, 16077, 16675, 17475, 18975, 20010, 20271, 22011, 23925, 25630, 26795, 32154, 33350, 33785, 34950, 36685, 37950, 38445, 40542, 44022, 47850, 50025, 53590, 58949, 64075, 67570, 73370, 74327, 76890, 80385, 100050, 101355, 110055, 117898, 128150, 133975, 148654, 155411, 160770, 168925, 176847, 183425, 192225, 202710, 220110, 222981, 267950, 294745, 310822, 337850, 353694, 366850, 371635, 384450, 401925, 445962, 466233, 506775, 550275, 589490, 743270, 777055, 803850, 884235, 932466, 1013550, 1100550, 1114905, 1473725, 1554110, 1709521, 1768470, 1858175, 2229810, 2331165, 2947450, 3419042, 3716350, 3885275, 4421175, 4662330, 5128563, 5574525, 7770550, 8547605, 8842350, 10257126, 11149050, 11655825, 17095210, 23311650, 25642815, 42738025, 51285630, 85476050, 128214075, 256428150]

約数ペア:

[(1, 256428150), (2, 128214075), (3, 85476050), (5, 51285630), (6, 42738025), (10, 25642815), (11, 23311650), (15, 17095210), (22, 11655825), (23, 11149050), (25, 10257126), (29, 8842350), (30, 8547605), (33, 7770550), (46, 5574525), (50, 5128563), (55, 4662330), (58, 4421175), (66, 3885275), (69, 3716350), (75, 3419042), (87, 2947450), (110, 2331165), (115, 2229810), (138, 1858175), (145, 1768470), (150, 1709521), (165, 1554110), (174, 1473725), (230, 1114905), (233, 1100550), (253, 1013550), (275, 932466), (290, 884235), (319, 803850), (330, 777055), (345, 743270), (435, 589490), (466, 550275), (506, 506775), (550, 466233), (575, 445962), (638, 401925), (667, 384450), (690, 371635), (699, 366850), (725, 353694), (759, 337850), (825, 310822), (870, 294745), (957, 267950), (1150, 222981), (1165, 220110), (1265, 202710), (1334, 192225), (1398, 183425), (1450, 176847), (1518, 168925), (1595, 160770), (1650, 155411), (1725, 148654), (1914, 133975), (2001, 128150), (2175, 117898), (2330, 110055), (2530, 101355), (2563, 100050), (3190, 80385), (3335, 76890), (3450, 74327), (3495, 73370), (3795, 67570), (4002, 64075), (4350, 58949), (4785, 53590), (5126, 50025), (5359, 47850), (5825, 44022), (6325, 40542), (6670, 38445), (6757, 37950), (6990, 36685), (7337, 34950), (7590, 33785), (7689, 33350), (7975, 32154), (9570, 26795), (10005, 25630), (10718, 23925), (11650, 22011), (12650, 20271), (12815, 20010), (13514, 18975), (14674, 17475), (15378, 16675), (15950, 16077)]