28187190

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:148

約数の個数: 160

約数和(自身を含む): 84680640

約数和(自身を除く): 56493450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 23, 27, 30, 34, 45, 46, 51, 54, 69, 81, 85, 89, 90, 102, 115, 135, 138, 153, 162, 170, 178, 207, 230, 255, 267, 270, 306, 345, 391, 405, 414, 445, 459, 510, 534, 621, 690, 765, 782, 801, 810, 890, 918, 1035, 1173, 1242, 1335, 1377, 1513, 1530, 1602, 1863, 1955, 2047, 2070, 2295, 2346, 2403, 2670, 2754, 3026, 3105, 3519, 3726, 3910, 4005, 4094, 4539, 4590, 4806, 5865, 6141, 6210, 6885, 7038, 7209, 7565, 8010, 9078, 9315, 10235, 10557, 11730, 12015, 12282, 13617, 13770, 14418, 15130, 17595, 18423, 18630, 20470, 21114, 22695, 24030, 27234, 30705, 31671, 34799, 35190, 36045, 36846, 40851, 45390, 52785, 55269, 61410, 63342, 68085, 69598, 72090, 81702, 92115, 104397, 105570, 110538, 122553, 136170, 158355, 165807, 173995, 184230, 204255, 208794, 245106, 276345, 313191, 316710, 331614, 347990, 408510, 521985, 552690, 612765, 626382, 829035, 939573, 1043970, 1225530, 1565955, 1658070, 1879146, 2818719, 3131910, 4697865, 5637438, 9395730, 14093595, 28187190]

約数ペア:

[(1, 28187190), (2, 14093595), (3, 9395730), (5, 5637438), (6, 4697865), (9, 3131910), (10, 2818719), (15, 1879146), (17, 1658070), (18, 1565955), (23, 1225530), (27, 1043970), (30, 939573), (34, 829035), (45, 626382), (46, 612765), (51, 552690), (54, 521985), (69, 408510), (81, 347990), (85, 331614), (89, 316710), (90, 313191), (102, 276345), (115, 245106), (135, 208794), (138, 204255), (153, 184230), (162, 173995), (170, 165807), (178, 158355), (207, 136170), (230, 122553), (255, 110538), (267, 105570), (270, 104397), (306, 92115), (345, 81702), (391, 72090), (405, 69598), (414, 68085), (445, 63342), (459, 61410), (510, 55269), (534, 52785), (621, 45390), (690, 40851), (765, 36846), (782, 36045), (801, 35190), (810, 34799), (890, 31671), (918, 30705), (1035, 27234), (1173, 24030), (1242, 22695), (1335, 21114), (1377, 20470), (1513, 18630), (1530, 18423), (1602, 17595), (1863, 15130), (1955, 14418), (2047, 13770), (2070, 13617), (2295, 12282), (2346, 12015), (2403, 11730), (2670, 10557), (2754, 10235), (3026, 9315), (3105, 9078), (3519, 8010), (3726, 7565), (3910, 7209), (4005, 7038), (4094, 6885), (4539, 6210), (4590, 6141), (4806, 5865)]