389963340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{9803}}^1$

素因数の和:9848

約数の個数: 144

約数和(自身を含む): 1348951968

約数和(自身を除く): 958988628

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 30, 34, 36, 39, 45, 51, 52, 60, 65, 68, 78, 85, 90, 102, 117, 130, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 340, 390, 442, 468, 510, 585, 612, 663, 765, 780, 884, 1020, 1105, 1170, 1326, 1530, 1989, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 6630, 7956, 9803, 9945, 13260, 19606, 19890, 29409, 39212, 39780, 49015, 58818, 88227, 98030, 117636, 127439, 147045, 166651, 176454, 196060, 254878, 294090, 333302, 352908, 382317, 441135, 499953, 509756, 588180, 637195, 666604, 764634, 833255, 882270, 999906, 1146951, 1274390, 1499859, 1529268, 1666510, 1764540, 1911585, 1999812, 2166463, 2293902, 2499765, 2548780, 2999718, 3333020, 3823170, 4332926, 4587804, 4999530, 5734755, 5999436, 6499389, 7499295, 7646340, 8665852, 9999060, 10832315, 11469510, 12998778, 14998590, 19498167, 21664630, 22939020, 25997556, 29997180, 32496945, 38996334, 43329260, 64993890, 77992668, 97490835, 129987780, 194981670, 389963340]

約数ペア:

[(1, 389963340), (2, 194981670), (3, 129987780), (4, 97490835), (5, 77992668), (6, 64993890), (9, 43329260), (10, 38996334), (12, 32496945), (13, 29997180), (15, 25997556), (17, 22939020), (18, 21664630), (20, 19498167), (26, 14998590), (30, 12998778), (34, 11469510), (36, 10832315), (39, 9999060), (45, 8665852), (51, 7646340), (52, 7499295), (60, 6499389), (65, 5999436), (68, 5734755), (78, 4999530), (85, 4587804), (90, 4332926), (102, 3823170), (117, 3333020), (130, 2999718), (153, 2548780), (156, 2499765), (170, 2293902), (180, 2166463), (195, 1999812), (204, 1911585), (221, 1764540), (234, 1666510), (255, 1529268), (260, 1499859), (306, 1274390), (340, 1146951), (390, 999906), (442, 882270), (468, 833255), (510, 764634), (585, 666604), (612, 637195), (663, 588180), (765, 509756), (780, 499953), (884, 441135), (1020, 382317), (1105, 352908), (1170, 333302), (1326, 294090), (1530, 254878), (1989, 196060), (2210, 176454), (2340, 166651), (2652, 147045), (3060, 127439), (3315, 117636), (3978, 98030), (4420, 88227), (6630, 58818), (7956, 49015), (9803, 39780), (9945, 39212), (13260, 29409), (19606, 19890)]