72468675

素因数分解:

$3^5\times 5^2\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 137213440

約数和(自身を除く): 64744765

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 79, 81, 135, 151, 225, 237, 243, 395, 405, 453, 675, 711, 755, 1185, 1215, 1359, 1975, 2025, 2133, 2265, 3555, 3775, 4077, 5925, 6075, 6399, 6795, 10665, 11325, 11929, 12231, 17775, 19197, 20385, 31995, 33975, 35787, 36693, 53325, 59645, 61155, 95985, 101925, 107361, 159975, 178935, 183465, 298225, 305775, 322083, 479925, 536805, 894675, 917325, 966249, 1610415, 2684025, 2898747, 4831245, 8052075, 14493735, 24156225, 72468675]

約数ペア:

[(1, 72468675), (3, 24156225), (5, 14493735), (9, 8052075), (15, 4831245), (25, 2898747), (27, 2684025), (45, 1610415), (75, 966249), (79, 917325), (81, 894675), (135, 536805), (151, 479925), (225, 322083), (237, 305775), (243, 298225), (395, 183465), (405, 178935), (453, 159975), (675, 107361), (711, 101925), (755, 95985), (1185, 61155), (1215, 59645), (1359, 53325), (1975, 36693), (2025, 35787), (2133, 33975), (2265, 31995), (3555, 20385), (3775, 19197), (4077, 17775), (5925, 12231), (6075, 11929), (6399, 11325), (6795, 10665)]