261370920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4133}}^1$

素因数の和:4195

約数の個数: 128

約数和(自身を含む): 857226240

約数和(自身を除く): 595855320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 465, 510, 527, 620, 680, 744, 930, 1020, 1054, 1240, 1581, 1860, 2040, 2108, 2635, 3162, 3720, 4133, 4216, 5270, 6324, 7905, 8266, 10540, 12399, 12648, 15810, 16532, 20665, 21080, 24798, 31620, 33064, 41330, 49596, 61995, 63240, 70261, 82660, 99192, 123990, 128123, 140522, 165320, 210783, 247980, 256246, 281044, 351305, 384369, 421566, 495960, 512492, 562088, 640615, 702610, 768738, 843132, 1024984, 1053915, 1281230, 1405220, 1537476, 1686264, 1921845, 2107830, 2178091, 2562460, 2810440, 3074952, 3843690, 4215660, 4356182, 5124920, 6534273, 7687380, 8431320, 8712364, 10890455, 13068546, 15374760, 17424728, 21780910, 26137092, 32671365, 43561820, 52274184, 65342730, 87123640, 130685460, 261370920]

約数ペア:

[(1, 261370920), (2, 130685460), (3, 87123640), (4, 65342730), (5, 52274184), (6, 43561820), (8, 32671365), (10, 26137092), (12, 21780910), (15, 17424728), (17, 15374760), (20, 13068546), (24, 10890455), (30, 8712364), (31, 8431320), (34, 7687380), (40, 6534273), (51, 5124920), (60, 4356182), (62, 4215660), (68, 3843690), (85, 3074952), (93, 2810440), (102, 2562460), (120, 2178091), (124, 2107830), (136, 1921845), (155, 1686264), (170, 1537476), (186, 1405220), (204, 1281230), (248, 1053915), (255, 1024984), (310, 843132), (340, 768738), (372, 702610), (408, 640615), (465, 562088), (510, 512492), (527, 495960), (620, 421566), (680, 384369), (744, 351305), (930, 281044), (1020, 256246), (1054, 247980), (1240, 210783), (1581, 165320), (1860, 140522), (2040, 128123), (2108, 123990), (2635, 99192), (3162, 82660), (3720, 70261), (4133, 63240), (4216, 61995), (5270, 49596), (6324, 41330), (7905, 33064), (8266, 31620), (10540, 24798), (12399, 21080), (12648, 20665), (15810, 16532)]