309703950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{149}}^2$

素因数の和:347

約数の個数: 108

約数和(自身を含む): 864715488

約数和(自身を除く): 555011538

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 31, 45, 50, 62, 75, 90, 93, 149, 150, 155, 186, 225, 279, 298, 310, 447, 450, 465, 558, 745, 775, 894, 930, 1341, 1395, 1490, 1550, 2235, 2325, 2682, 2790, 3725, 4470, 4619, 4650, 6705, 6975, 7450, 9238, 11175, 13410, 13857, 13950, 22201, 22350, 23095, 27714, 33525, 41571, 44402, 46190, 66603, 67050, 69285, 83142, 111005, 115475, 133206, 138570, 199809, 207855, 222010, 230950, 333015, 346425, 399618, 415710, 555025, 666030, 688231, 692850, 999045, 1039275, 1110050, 1376462, 1665075, 1998090, 2064693, 2078550, 3330150, 3441155, 4129386, 4995225, 6194079, 6882310, 9990450, 10323465, 12388158, 17205775, 20646930, 30970395, 34411550, 51617325, 61940790, 103234650, 154851975, 309703950]

約数ペア:

[(1, 309703950), (2, 154851975), (3, 103234650), (5, 61940790), (6, 51617325), (9, 34411550), (10, 30970395), (15, 20646930), (18, 17205775), (25, 12388158), (30, 10323465), (31, 9990450), (45, 6882310), (50, 6194079), (62, 4995225), (75, 4129386), (90, 3441155), (93, 3330150), (149, 2078550), (150, 2064693), (155, 1998090), (186, 1665075), (225, 1376462), (279, 1110050), (298, 1039275), (310, 999045), (447, 692850), (450, 688231), (465, 666030), (558, 555025), (745, 415710), (775, 399618), (894, 346425), (930, 333015), (1341, 230950), (1395, 222010), (1490, 207855), (1550, 199809), (2235, 138570), (2325, 133206), (2682, 115475), (2790, 111005), (3725, 83142), (4470, 69285), (4619, 67050), (4650, 66603), (6705, 46190), (6975, 44402), (7450, 41571), (9238, 33525), (11175, 27714), (13410, 23095), (13857, 22350), (13950, 22201)]