31155750

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:311

約数の個数: 96

約数和(自身を含む): 86003424

約数和(自身を除く): 54847674

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 61, 75, 90, 122, 125, 150, 183, 225, 227, 250, 305, 366, 375, 450, 454, 549, 610, 681, 750, 915, 1098, 1125, 1135, 1362, 1525, 1830, 2043, 2250, 2270, 2745, 3050, 3405, 4086, 4575, 5490, 5675, 6810, 7625, 9150, 10215, 11350, 13725, 13847, 15250, 17025, 20430, 22875, 27450, 27694, 28375, 34050, 41541, 45750, 51075, 56750, 68625, 69235, 83082, 85125, 102150, 124623, 137250, 138470, 170250, 207705, 249246, 255375, 346175, 415410, 510750, 623115, 692350, 1038525, 1246230, 1730875, 2077050, 3115575, 3461750, 5192625, 6231150, 10385250, 15577875, 31155750]

約数ペア:

[(1, 31155750), (2, 15577875), (3, 10385250), (5, 6231150), (6, 5192625), (9, 3461750), (10, 3115575), (15, 2077050), (18, 1730875), (25, 1246230), (30, 1038525), (45, 692350), (50, 623115), (61, 510750), (75, 415410), (90, 346175), (122, 255375), (125, 249246), (150, 207705), (183, 170250), (225, 138470), (227, 137250), (250, 124623), (305, 102150), (366, 85125), (375, 83082), (450, 69235), (454, 68625), (549, 56750), (610, 51075), (681, 45750), (750, 41541), (915, 34050), (1098, 28375), (1125, 27694), (1135, 27450), (1362, 22875), (1525, 20430), (1830, 17025), (2043, 15250), (2250, 13847), (2270, 13725), (2745, 11350), (3050, 10215), (3405, 9150), (4086, 7625), (4575, 6810), (5490, 5675)]