72243900

素因数分解:

$2^2\times 3^6\times 5^2\times {\mathrm{991}}^1$

素因数の和:1023

約数の個数: 126

約数和(自身を含む): 235283552

約数和(自身を除く): 163039652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 243, 270, 300, 324, 405, 450, 486, 540, 675, 729, 810, 900, 972, 991, 1215, 1350, 1458, 1620, 1982, 2025, 2430, 2700, 2916, 2973, 3645, 3964, 4050, 4860, 4955, 5946, 6075, 7290, 8100, 8919, 9910, 11892, 12150, 14580, 14865, 17838, 18225, 19820, 24300, 24775, 26757, 29730, 35676, 36450, 44595, 49550, 53514, 59460, 72900, 74325, 80271, 89190, 99100, 107028, 133785, 148650, 160542, 178380, 222975, 240813, 267570, 297300, 321084, 401355, 445950, 481626, 535140, 668925, 722439, 802710, 891900, 963252, 1204065, 1337850, 1444878, 1605420, 2006775, 2408130, 2675700, 2889756, 3612195, 4013550, 4816260, 6020325, 7224390, 8027100, 12040650, 14448780, 18060975, 24081300, 36121950, 72243900]

約数ペア:

[(1, 72243900), (2, 36121950), (3, 24081300), (4, 18060975), (5, 14448780), (6, 12040650), (9, 8027100), (10, 7224390), (12, 6020325), (15, 4816260), (18, 4013550), (20, 3612195), (25, 2889756), (27, 2675700), (30, 2408130), (36, 2006775), (45, 1605420), (50, 1444878), (54, 1337850), (60, 1204065), (75, 963252), (81, 891900), (90, 802710), (100, 722439), (108, 668925), (135, 535140), (150, 481626), (162, 445950), (180, 401355), (225, 321084), (243, 297300), (270, 267570), (300, 240813), (324, 222975), (405, 178380), (450, 160542), (486, 148650), (540, 133785), (675, 107028), (729, 99100), (810, 89190), (900, 80271), (972, 74325), (991, 72900), (1215, 59460), (1350, 53514), (1458, 49550), (1620, 44595), (1982, 36450), (2025, 35676), (2430, 29730), (2700, 26757), (2916, 24775), (2973, 24300), (3645, 19820), (3964, 18225), (4050, 17838), (4860, 14865), (4955, 14580), (5946, 12150), (6075, 11892), (7290, 9910), (8100, 8919)]