219977550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1213}}^1$

素因数の和:1275

約数の個数: 144

約数和(自身を含む): 657541248

約数和(自身を除く): 437563698

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 31, 39, 45, 50, 62, 65, 75, 78, 90, 93, 117, 130, 150, 155, 186, 195, 225, 234, 279, 310, 325, 390, 403, 450, 465, 558, 585, 650, 775, 806, 930, 975, 1170, 1209, 1213, 1395, 1550, 1950, 2015, 2325, 2418, 2426, 2790, 2925, 3627, 3639, 4030, 4650, 5850, 6045, 6065, 6975, 7254, 7278, 10075, 10917, 12090, 12130, 13950, 15769, 18135, 18195, 20150, 21834, 30225, 30325, 31538, 36270, 36390, 37603, 47307, 54585, 60450, 60650, 75206, 78845, 90675, 90975, 94614, 109170, 112809, 141921, 157690, 181350, 181950, 188015, 225618, 236535, 272925, 283842, 338427, 376030, 394225, 473070, 488839, 545850, 564045, 676854, 709605, 788450, 940075, 977678, 1128090, 1182675, 1419210, 1466517, 1692135, 1880150, 2365350, 2444195, 2820225, 2933034, 3384270, 3548025, 4399551, 4888390, 5640450, 7096050, 7332585, 8460675, 8799102, 12220975, 14665170, 16921350, 21997755, 24441950, 36662925, 43995510, 73325850, 109988775, 219977550]

約数ペア:

[(1, 219977550), (2, 109988775), (3, 73325850), (5, 43995510), (6, 36662925), (9, 24441950), (10, 21997755), (13, 16921350), (15, 14665170), (18, 12220975), (25, 8799102), (26, 8460675), (30, 7332585), (31, 7096050), (39, 5640450), (45, 4888390), (50, 4399551), (62, 3548025), (65, 3384270), (75, 2933034), (78, 2820225), (90, 2444195), (93, 2365350), (117, 1880150), (130, 1692135), (150, 1466517), (155, 1419210), (186, 1182675), (195, 1128090), (225, 977678), (234, 940075), (279, 788450), (310, 709605), (325, 676854), (390, 564045), (403, 545850), (450, 488839), (465, 473070), (558, 394225), (585, 376030), (650, 338427), (775, 283842), (806, 272925), (930, 236535), (975, 225618), (1170, 188015), (1209, 181950), (1213, 181350), (1395, 157690), (1550, 141921), (1950, 112809), (2015, 109170), (2325, 94614), (2418, 90975), (2426, 90675), (2790, 78845), (2925, 75206), (3627, 60650), (3639, 60450), (4030, 54585), (4650, 47307), (5850, 37603), (6045, 36390), (6065, 36270), (6975, 31538), (7254, 30325), (7278, 30225), (10075, 21834), (10917, 20150), (12090, 18195), (12130, 18135), (13950, 15769)]