123738420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{12203}}^1$

素因数の和:12241

約数の個数: 72

約数和(自身を含む): 375199776

約数和(自身を除く): 251461356

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1690, 2028, 2535, 3380, 5070, 10140, 12203, 24406, 36609, 48812, 61015, 73218, 122030, 146436, 158639, 183045, 244060, 317278, 366090, 475917, 634556, 732180, 793195, 951834, 1586390, 1903668, 2062307, 2379585, 3172780, 4124614, 4759170, 6186921, 8249228, 9518340, 10311535, 12373842, 20623070, 24747684, 30934605, 41246140, 61869210, 123738420]

約数ペア:

[(1, 123738420), (2, 61869210), (3, 41246140), (4, 30934605), (5, 24747684), (6, 20623070), (10, 12373842), (12, 10311535), (13, 9518340), (15, 8249228), (20, 6186921), (26, 4759170), (30, 4124614), (39, 3172780), (52, 2379585), (60, 2062307), (65, 1903668), (78, 1586390), (130, 951834), (156, 793195), (169, 732180), (195, 634556), (260, 475917), (338, 366090), (390, 317278), (507, 244060), (676, 183045), (780, 158639), (845, 146436), (1014, 122030), (1690, 73218), (2028, 61015), (2535, 48812), (3380, 36609), (5070, 24406), (10140, 12203)]