1215696075

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{1229}}^1$

素因数の和:1373

約数の個数: 72

約数和(自身を含む): 2231367600

約数和(自身を除く): 1015671525

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 109, 121, 165, 275, 327, 363, 545, 605, 825, 1199, 1229, 1635, 1815, 2725, 3025, 3597, 3687, 5995, 6145, 8175, 9075, 13189, 13519, 17985, 18435, 29975, 30725, 39567, 40557, 65945, 67595, 89925, 92175, 133961, 148709, 197835, 202785, 329725, 337975, 401883, 446127, 669805, 743545, 989175, 1013925, 1473571, 2009415, 2230635, 3349025, 3717725, 4420713, 7367855, 10047075, 11153175, 16209281, 22103565, 36839275, 48627843, 81046405, 110517825, 243139215, 405232025, 1215696075]

約数ペア:

[(1, 1215696075), (3, 405232025), (5, 243139215), (11, 110517825), (15, 81046405), (25, 48627843), (33, 36839275), (55, 22103565), (75, 16209281), (109, 11153175), (121, 10047075), (165, 7367855), (275, 4420713), (327, 3717725), (363, 3349025), (545, 2230635), (605, 2009415), (825, 1473571), (1199, 1013925), (1229, 989175), (1635, 743545), (1815, 669805), (2725, 446127), (3025, 401883), (3597, 337975), (3687, 329725), (5995, 202785), (6145, 197835), (8175, 148709), (9075, 133961), (13189, 92175), (13519, 89925), (17985, 67595), (18435, 65945), (29975, 40557), (30725, 39567)]