15630225

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:107

約数の個数: 96

約数和(自身を含む): 31497984

約数和(自身を除く): 15867759

約数列:

[1, 3, 5, 13, 15, 17, 23, 25, 39, 41, 51, 65, 69, 75, 85, 115, 123, 195, 205, 221, 255, 299, 325, 345, 391, 425, 533, 575, 615, 663, 697, 897, 943, 975, 1025, 1105, 1173, 1275, 1495, 1599, 1725, 1955, 2091, 2665, 2829, 3075, 3315, 3485, 4485, 4715, 5083, 5525, 5865, 7475, 7995, 9061, 9775, 10455, 12259, 13325, 14145, 15249, 16031, 16575, 17425, 22425, 23575, 25415, 27183, 29325, 36777, 39975, 45305, 48093, 52275, 61295, 70725, 76245, 80155, 127075, 135915, 183885, 208403, 226525, 240465, 306475, 381225, 400775, 625209, 679575, 919425, 1042015, 1202325, 3126045, 5210075, 15630225]

約数ペア:

[(1, 15630225), (3, 5210075), (5, 3126045), (13, 1202325), (15, 1042015), (17, 919425), (23, 679575), (25, 625209), (39, 400775), (41, 381225), (51, 306475), (65, 240465), (69, 226525), (75, 208403), (85, 183885), (115, 135915), (123, 127075), (195, 80155), (205, 76245), (221, 70725), (255, 61295), (299, 52275), (325, 48093), (345, 45305), (391, 39975), (425, 36777), (533, 29325), (575, 27183), (615, 25415), (663, 23575), (697, 22425), (897, 17425), (943, 16575), (975, 16031), (1025, 15249), (1105, 14145), (1173, 13325), (1275, 12259), (1495, 10455), (1599, 9775), (1725, 9061), (1955, 7995), (2091, 7475), (2665, 5865), (2829, 5525), (3075, 5083), (3315, 4715), (3485, 4485)]