200109720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{421}}^1$

素因数の和:685

約数の個数: 128

約数和(自身を含む): 639887040

約数和(自身を除く): 439777320

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, 233, 255, 340, 408, 421, 466, 510, 680, 699, 842, 932, 1020, 1165, 1263, 1398, 1684, 1864, 2040, 2105, 2330, 2526, 2796, 3368, 3495, 3961, 4210, 4660, 5052, 5592, 6315, 6990, 7157, 7922, 8420, 9320, 10104, 11883, 12630, 13980, 14314, 15844, 16840, 19805, 21471, 23766, 25260, 27960, 28628, 31688, 35785, 39610, 42942, 47532, 50520, 57256, 59415, 71570, 79220, 85884, 95064, 98093, 107355, 118830, 143140, 158440, 171768, 196186, 214710, 237660, 286280, 294279, 392372, 429420, 475320, 490465, 588558, 784744, 858840, 980930, 1177116, 1471395, 1667581, 1961860, 2354232, 2942790, 3335162, 3923720, 5002743, 5885580, 6670324, 8337905, 10005486, 11771160, 13340648, 16675810, 20010972, 25013715, 33351620, 40021944, 50027430, 66703240, 100054860, 200109720]

約数ペア:

[(1, 200109720), (2, 100054860), (3, 66703240), (4, 50027430), (5, 40021944), (6, 33351620), (8, 25013715), (10, 20010972), (12, 16675810), (15, 13340648), (17, 11771160), (20, 10005486), (24, 8337905), (30, 6670324), (34, 5885580), (40, 5002743), (51, 3923720), (60, 3335162), (68, 2942790), (85, 2354232), (102, 1961860), (120, 1667581), (136, 1471395), (170, 1177116), (204, 980930), (233, 858840), (255, 784744), (340, 588558), (408, 490465), (421, 475320), (466, 429420), (510, 392372), (680, 294279), (699, 286280), (842, 237660), (932, 214710), (1020, 196186), (1165, 171768), (1263, 158440), (1398, 143140), (1684, 118830), (1864, 107355), (2040, 98093), (2105, 95064), (2330, 85884), (2526, 79220), (2796, 71570), (3368, 59415), (3495, 57256), (3961, 50520), (4210, 47532), (4660, 42942), (5052, 39610), (5592, 35785), (6315, 31688), (6990, 28628), (7157, 27960), (7922, 25260), (8420, 23766), (9320, 21471), (10104, 19805), (11883, 16840), (12630, 15844), (13980, 14314)]