61213500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:309

約数の個数: 144

約数和(自身を含む): 197154048

約数和(自身を除く): 135940548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 61, 75, 90, 100, 122, 125, 150, 180, 183, 223, 225, 244, 250, 300, 305, 366, 375, 446, 450, 500, 549, 610, 669, 732, 750, 892, 900, 915, 1098, 1115, 1125, 1220, 1338, 1500, 1525, 1830, 2007, 2196, 2230, 2250, 2676, 2745, 3050, 3345, 3660, 4014, 4460, 4500, 4575, 5490, 5575, 6100, 6690, 7625, 8028, 9150, 10035, 10980, 11150, 13380, 13603, 13725, 15250, 16725, 18300, 20070, 22300, 22875, 27206, 27450, 27875, 30500, 33450, 40140, 40809, 45750, 50175, 54412, 54900, 55750, 66900, 68015, 68625, 81618, 83625, 91500, 100350, 111500, 122427, 136030, 137250, 163236, 167250, 200700, 204045, 244854, 250875, 272060, 274500, 334500, 340075, 408090, 489708, 501750, 612135, 680150, 816180, 1003500, 1020225, 1224270, 1360300, 1700375, 2040450, 2448540, 3060675, 3400750, 4080900, 5101125, 6121350, 6801500, 10202250, 12242700, 15303375, 20404500, 30606750, 61213500]

約数ペア:

[(1, 61213500), (2, 30606750), (3, 20404500), (4, 15303375), (5, 12242700), (6, 10202250), (9, 6801500), (10, 6121350), (12, 5101125), (15, 4080900), (18, 3400750), (20, 3060675), (25, 2448540), (30, 2040450), (36, 1700375), (45, 1360300), (50, 1224270), (60, 1020225), (61, 1003500), (75, 816180), (90, 680150), (100, 612135), (122, 501750), (125, 489708), (150, 408090), (180, 340075), (183, 334500), (223, 274500), (225, 272060), (244, 250875), (250, 244854), (300, 204045), (305, 200700), (366, 167250), (375, 163236), (446, 137250), (450, 136030), (500, 122427), (549, 111500), (610, 100350), (669, 91500), (732, 83625), (750, 81618), (892, 68625), (900, 68015), (915, 66900), (1098, 55750), (1115, 54900), (1125, 54412), (1220, 50175), (1338, 45750), (1500, 40809), (1525, 40140), (1830, 33450), (2007, 30500), (2196, 27875), (2230, 27450), (2250, 27206), (2676, 22875), (2745, 22300), (3050, 20070), (3345, 18300), (3660, 16725), (4014, 15250), (4460, 13725), (4500, 13603), (4575, 13380), (5490, 11150), (5575, 10980), (6100, 10035), (6690, 9150), (7625, 8028)]