221407320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{108533}}^1$

素因数の和:108564

約数の個数: 64

約数和(自身を含む): 703300320

約数和(自身を除く): 481893000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 108533, 217066, 325599, 434132, 542665, 651198, 868264, 1085330, 1302396, 1627995, 1845061, 2170660, 2604792, 3255990, 3690122, 4341320, 5535183, 6511980, 7380244, 9225305, 11070366, 13023960, 14760488, 18450610, 22140732, 27675915, 36901220, 44281464, 55351830, 73802440, 110703660, 221407320]

約数ペア:

[(1, 221407320), (2, 110703660), (3, 73802440), (4, 55351830), (5, 44281464), (6, 36901220), (8, 27675915), (10, 22140732), (12, 18450610), (15, 14760488), (17, 13023960), (20, 11070366), (24, 9225305), (30, 7380244), (34, 6511980), (40, 5535183), (51, 4341320), (60, 3690122), (68, 3255990), (85, 2604792), (102, 2170660), (120, 1845061), (136, 1627995), (170, 1302396), (204, 1085330), (255, 868264), (340, 651198), (408, 542665), (510, 434132), (680, 325599), (1020, 217066), (2040, 108533)]