251146320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{25523}}^1$

素因数の和:25580

約数の個数: 80

約数和(自身を含む): 797573952

約数和(自身を除く): 546427632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 9840, 25523, 51046, 76569, 102092, 127615, 153138, 204184, 255230, 306276, 382845, 408368, 510460, 612552, 765690, 1020920, 1046443, 1225104, 1531380, 2041840, 2092886, 3062760, 3139329, 4185772, 5232215, 6125520, 6278658, 8371544, 10464430, 12557316, 15696645, 16743088, 20928860, 25114632, 31393290, 41857720, 50229264, 62786580, 83715440, 125573160, 251146320]

約数ペア:

[(1, 251146320), (2, 125573160), (3, 83715440), (4, 62786580), (5, 50229264), (6, 41857720), (8, 31393290), (10, 25114632), (12, 20928860), (15, 16743088), (16, 15696645), (20, 12557316), (24, 10464430), (30, 8371544), (40, 6278658), (41, 6125520), (48, 5232215), (60, 4185772), (80, 3139329), (82, 3062760), (120, 2092886), (123, 2041840), (164, 1531380), (205, 1225104), (240, 1046443), (246, 1020920), (328, 765690), (410, 612552), (492, 510460), (615, 408368), (656, 382845), (820, 306276), (984, 255230), (1230, 204184), (1640, 153138), (1968, 127615), (2460, 102092), (3280, 76569), (4920, 51046), (9840, 25523)]