428946840

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{18913}}^1$

素因数の和:18943

約数の個数: 160

約数和(自身を含む): 1647787680

約数和(自身を除く): 1218840840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1512, 1620, 1890, 2268, 2520, 2835, 3240, 3780, 4536, 5670, 7560, 11340, 18913, 22680, 37826, 56739, 75652, 94565, 113478, 132391, 151304, 170217, 189130, 226956, 264782, 283695, 340434, 378260, 397173, 453912, 510651, 529564, 567390, 661955, 680868, 756520, 794346, 851085, 1021302, 1059128, 1134780, 1191519, 1323910, 1361736, 1531953, 1588692, 1702170, 1985865, 2042604, 2269560, 2383038, 2553255, 2647820, 3063906, 3177384, 3404340, 3574557, 3971730, 4085208, 4766076, 5106510, 5295640, 5957595, 6127812, 6808680, 7149114, 7659765, 7943460, 9532152, 10213020, 10723671, 11915190, 12255624, 14298228, 15319530, 15886920, 17872785, 20426040, 21447342, 23830380, 28596456, 30639060, 35745570, 42894684, 47660760, 53618355, 61278120, 71491140, 85789368, 107236710, 142982280, 214473420, 428946840]

約数ペア:

[(1, 428946840), (2, 214473420), (3, 142982280), (4, 107236710), (5, 85789368), (6, 71491140), (7, 61278120), (8, 53618355), (9, 47660760), (10, 42894684), (12, 35745570), (14, 30639060), (15, 28596456), (18, 23830380), (20, 21447342), (21, 20426040), (24, 17872785), (27, 15886920), (28, 15319530), (30, 14298228), (35, 12255624), (36, 11915190), (40, 10723671), (42, 10213020), (45, 9532152), (54, 7943460), (56, 7659765), (60, 7149114), (63, 6808680), (70, 6127812), (72, 5957595), (81, 5295640), (84, 5106510), (90, 4766076), (105, 4085208), (108, 3971730), (120, 3574557), (126, 3404340), (135, 3177384), (140, 3063906), (162, 2647820), (168, 2553255), (180, 2383038), (189, 2269560), (210, 2042604), (216, 1985865), (252, 1702170), (270, 1588692), (280, 1531953), (315, 1361736), (324, 1323910), (360, 1191519), (378, 1134780), (405, 1059128), (420, 1021302), (504, 851085), (540, 794346), (567, 756520), (630, 680868), (648, 661955), (756, 567390), (810, 529564), (840, 510651), (945, 453912), (1080, 397173), (1134, 378260), (1260, 340434), (1512, 283695), (1620, 264782), (1890, 226956), (2268, 189130), (2520, 170217), (2835, 151304), (3240, 132391), (3780, 113478), (4536, 94565), (5670, 75652), (7560, 56739), (11340, 37826), (18913, 22680)]