13021320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:535

約数の個数: 128

約数和(自身を含む): 44634240

約数和(自身を除く): 31612920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 491, 510, 520, 663, 680, 780, 884, 982, 1020, 1105, 1326, 1473, 1560, 1768, 1964, 2040, 2210, 2455, 2652, 2946, 3315, 3928, 4420, 4910, 5304, 5892, 6383, 6630, 7365, 8347, 8840, 9820, 11784, 12766, 13260, 14730, 16694, 19149, 19640, 25041, 25532, 26520, 29460, 31915, 33388, 38298, 41735, 50082, 51064, 58920, 63830, 66776, 76596, 83470, 95745, 100164, 108511, 125205, 127660, 153192, 166940, 191490, 200328, 217022, 250410, 255320, 325533, 333880, 382980, 434044, 500820, 542555, 651066, 765960, 868088, 1001640, 1085110, 1302132, 1627665, 2170220, 2604264, 3255330, 4340440, 6510660, 13021320]

約数ペア:

[(1, 13021320), (2, 6510660), (3, 4340440), (4, 3255330), (5, 2604264), (6, 2170220), (8, 1627665), (10, 1302132), (12, 1085110), (13, 1001640), (15, 868088), (17, 765960), (20, 651066), (24, 542555), (26, 500820), (30, 434044), (34, 382980), (39, 333880), (40, 325533), (51, 255320), (52, 250410), (60, 217022), (65, 200328), (68, 191490), (78, 166940), (85, 153192), (102, 127660), (104, 125205), (120, 108511), (130, 100164), (136, 95745), (156, 83470), (170, 76596), (195, 66776), (204, 63830), (221, 58920), (255, 51064), (260, 50082), (312, 41735), (340, 38298), (390, 33388), (408, 31915), (442, 29460), (491, 26520), (510, 25532), (520, 25041), (663, 19640), (680, 19149), (780, 16694), (884, 14730), (982, 13260), (1020, 12766), (1105, 11784), (1326, 9820), (1473, 8840), (1560, 8347), (1768, 7365), (1964, 6630), (2040, 6383), (2210, 5892), (2455, 5304), (2652, 4910), (2946, 4420), (3315, 3928)]