72408780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23663}}^1$

素因数の和:23695

約数の個数: 72

約数和(自身を含む): 232569792

約数和(自身を除く): 160161012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 23663, 47326, 70989, 94652, 118315, 141978, 212967, 236630, 283956, 354945, 402271, 425934, 473260, 709890, 804542, 851868, 1064835, 1206813, 1419780, 1609084, 2011355, 2129670, 2413626, 3620439, 4022710, 4259340, 4827252, 6034065, 7240878, 8045420, 12068130, 14481756, 18102195, 24136260, 36204390, 72408780]

約数ペア:

[(1, 72408780), (2, 36204390), (3, 24136260), (4, 18102195), (5, 14481756), (6, 12068130), (9, 8045420), (10, 7240878), (12, 6034065), (15, 4827252), (17, 4259340), (18, 4022710), (20, 3620439), (30, 2413626), (34, 2129670), (36, 2011355), (45, 1609084), (51, 1419780), (60, 1206813), (68, 1064835), (85, 851868), (90, 804542), (102, 709890), (153, 473260), (170, 425934), (180, 402271), (204, 354945), (255, 283956), (306, 236630), (340, 212967), (510, 141978), (612, 118315), (765, 94652), (1020, 70989), (1530, 47326), (3060, 23663)]