170668980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{4813}}^1$

素因数の和:5025

約数の個数: 72

約数和(自身を含む): 520431912

約数和(自身を除く): 349762932

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1773, 1970, 2364, 2955, 3546, 3940, 4813, 5910, 7092, 8865, 9626, 11820, 14439, 17730, 19252, 24065, 28878, 35460, 43317, 48130, 57756, 72195, 86634, 96260, 144390, 173268, 216585, 288780, 433170, 866340, 948161, 1896322, 2844483, 3792644, 4740805, 5688966, 8533449, 9481610, 11377932, 14222415, 17066898, 18963220, 28444830, 34133796, 42667245, 56889660, 85334490, 170668980]

約数ペア:

[(1, 170668980), (2, 85334490), (3, 56889660), (4, 42667245), (5, 34133796), (6, 28444830), (9, 18963220), (10, 17066898), (12, 14222415), (15, 11377932), (18, 9481610), (20, 8533449), (30, 5688966), (36, 4740805), (45, 3792644), (60, 2844483), (90, 1896322), (180, 948161), (197, 866340), (394, 433170), (591, 288780), (788, 216585), (985, 173268), (1182, 144390), (1773, 96260), (1970, 86634), (2364, 72195), (2955, 57756), (3546, 48130), (3940, 43317), (4813, 35460), (5910, 28878), (7092, 24065), (8865, 19252), (9626, 17730), (11820, 14439)]