1131554560

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28517}}^1$

素因数の和:28569

約数の個数: 72

約数和(自身を含む): 2797958016

約数和(自身を除く): 1666403456

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1984, 2480, 3968, 4960, 7936, 9920, 19840, 28517, 39680, 57034, 114068, 142585, 228136, 285170, 456272, 570340, 884027, 912544, 1140680, 1768054, 1825088, 2281360, 3536108, 3650176, 4420135, 4562720, 7072216, 7300352, 8840270, 9125440, 14144432, 17680540, 18250880, 28288864, 35361080, 36501760, 56577728, 70722160, 113155456, 141444320, 226310912, 282888640, 565777280, 1131554560]

約数ペア:

[(1, 1131554560), (2, 565777280), (4, 282888640), (5, 226310912), (8, 141444320), (10, 113155456), (16, 70722160), (20, 56577728), (31, 36501760), (32, 35361080), (40, 28288864), (62, 18250880), (64, 17680540), (80, 14144432), (124, 9125440), (128, 8840270), (155, 7300352), (160, 7072216), (248, 4562720), (256, 4420135), (310, 3650176), (320, 3536108), (496, 2281360), (620, 1825088), (640, 1768054), (992, 1140680), (1240, 912544), (1280, 884027), (1984, 570340), (2480, 456272), (3968, 285170), (4960, 228136), (7936, 142585), (9920, 114068), (19840, 57034), (28517, 39680)]