15032420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 38102400

約数和(自身を除く): 23069980

約数列:

[1, 2, 4, 5, 10, 13, 17, 19, 20, 26, 34, 38, 52, 65, 68, 76, 85, 95, 130, 170, 179, 190, 221, 247, 260, 323, 340, 358, 380, 442, 494, 646, 716, 884, 895, 988, 1105, 1235, 1292, 1615, 1790, 2210, 2327, 2470, 3043, 3230, 3401, 3580, 4199, 4420, 4654, 4940, 6086, 6460, 6802, 8398, 9308, 11635, 12172, 13604, 15215, 16796, 17005, 20995, 23270, 30430, 34010, 39559, 41990, 44213, 46540, 57817, 60860, 68020, 79118, 83980, 88426, 115634, 158236, 176852, 197795, 221065, 231268, 289085, 395590, 442130, 578170, 751621, 791180, 884260, 1156340, 1503242, 3006484, 3758105, 7516210, 15032420]

約数ペア:

[(1, 15032420), (2, 7516210), (4, 3758105), (5, 3006484), (10, 1503242), (13, 1156340), (17, 884260), (19, 791180), (20, 751621), (26, 578170), (34, 442130), (38, 395590), (52, 289085), (65, 231268), (68, 221065), (76, 197795), (85, 176852), (95, 158236), (130, 115634), (170, 88426), (179, 83980), (190, 79118), (221, 68020), (247, 60860), (260, 57817), (323, 46540), (340, 44213), (358, 41990), (380, 39559), (442, 34010), (494, 30430), (646, 23270), (716, 20995), (884, 17005), (895, 16796), (988, 15215), (1105, 13604), (1235, 12172), (1292, 11635), (1615, 9308), (1790, 8398), (2210, 6802), (2327, 6460), (2470, 6086), (3043, 4940), (3230, 4654), (3401, 4420), (3580, 4199)]