15931890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:138

約数の個数: 160

約数和(自身を含む): 49397040

約数和(自身を除く): 33465150

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 27, 30, 34, 39, 45, 51, 54, 65, 78, 81, 85, 89, 90, 102, 117, 130, 135, 153, 162, 170, 178, 195, 221, 234, 255, 267, 270, 306, 351, 390, 405, 442, 445, 459, 510, 534, 585, 663, 702, 765, 801, 810, 890, 918, 1053, 1105, 1157, 1170, 1326, 1335, 1377, 1513, 1530, 1602, 1755, 1989, 2106, 2210, 2295, 2314, 2403, 2670, 2754, 3026, 3315, 3471, 3510, 3978, 4005, 4539, 4590, 4806, 5265, 5785, 5967, 6630, 6885, 6942, 7209, 7565, 8010, 9078, 9945, 10413, 10530, 11570, 11934, 12015, 13617, 13770, 14418, 15130, 17355, 17901, 19669, 19890, 20826, 22695, 24030, 27234, 29835, 31239, 34710, 35802, 36045, 39338, 40851, 45390, 52065, 59007, 59670, 62478, 68085, 72090, 81702, 89505, 93717, 98345, 104130, 118014, 122553, 136170, 156195, 177021, 179010, 187434, 196690, 204255, 245106, 295035, 312390, 354042, 408510, 468585, 531063, 590070, 612765, 885105, 937170, 1062126, 1225530, 1593189, 1770210, 2655315, 3186378, 5310630, 7965945, 15931890]

約数ペア:

[(1, 15931890), (2, 7965945), (3, 5310630), (5, 3186378), (6, 2655315), (9, 1770210), (10, 1593189), (13, 1225530), (15, 1062126), (17, 937170), (18, 885105), (26, 612765), (27, 590070), (30, 531063), (34, 468585), (39, 408510), (45, 354042), (51, 312390), (54, 295035), (65, 245106), (78, 204255), (81, 196690), (85, 187434), (89, 179010), (90, 177021), (102, 156195), (117, 136170), (130, 122553), (135, 118014), (153, 104130), (162, 98345), (170, 93717), (178, 89505), (195, 81702), (221, 72090), (234, 68085), (255, 62478), (267, 59670), (270, 59007), (306, 52065), (351, 45390), (390, 40851), (405, 39338), (442, 36045), (445, 35802), (459, 34710), (510, 31239), (534, 29835), (585, 27234), (663, 24030), (702, 22695), (765, 20826), (801, 19890), (810, 19669), (890, 17901), (918, 17355), (1053, 15130), (1105, 14418), (1157, 13770), (1170, 13617), (1326, 12015), (1335, 11934), (1377, 11570), (1513, 10530), (1530, 10413), (1602, 9945), (1755, 9078), (1989, 8010), (2106, 7565), (2210, 7209), (2295, 6942), (2314, 6885), (2403, 6630), (2670, 5967), (2754, 5785), (3026, 5265), (3315, 4806), (3471, 4590), (3510, 4539), (3978, 4005)]