31149300

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:207

約数の個数: 216

約数和(自身を含む): 113596896

約数和(自身を除く): 82447596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 49, 50, 52, 60, 65, 70, 75, 78, 84, 91, 98, 100, 105, 130, 140, 147, 150, 156, 163, 175, 182, 195, 196, 210, 245, 260, 273, 294, 300, 325, 326, 350, 364, 390, 420, 455, 489, 490, 525, 546, 588, 637, 650, 652, 700, 735, 780, 815, 910, 975, 978, 980, 1050, 1092, 1141, 1225, 1274, 1300, 1365, 1470, 1630, 1820, 1911, 1950, 1956, 2100, 2119, 2275, 2282, 2445, 2450, 2548, 2730, 2940, 3185, 3260, 3423, 3675, 3822, 3900, 4075, 4238, 4550, 4564, 4890, 4900, 5460, 5705, 6357, 6370, 6825, 6846, 7350, 7644, 7987, 8150, 8476, 9100, 9555, 9780, 10595, 11410, 12225, 12714, 12740, 13650, 13692, 14700, 14833, 15925, 15974, 16300, 17115, 19110, 21190, 22820, 23961, 24450, 25428, 27300, 28525, 29666, 31785, 31850, 31948, 34230, 38220, 39935, 42380, 44499, 47775, 47922, 48900, 52975, 57050, 59332, 63570, 63700, 68460, 74165, 79870, 85575, 88998, 95550, 95844, 103831, 105950, 114100, 119805, 127140, 148330, 158925, 159740, 171150, 177996, 191100, 199675, 207662, 211900, 222495, 239610, 296660, 311493, 317850, 342300, 370825, 399350, 415324, 444990, 479220, 519155, 599025, 622986, 635700, 741650, 798700, 889980, 1038310, 1112475, 1198050, 1245972, 1483300, 1557465, 2076620, 2224950, 2396100, 2595775, 3114930, 4449900, 5191550, 6229860, 7787325, 10383100, 15574650, 31149300]

約数ペア:

[(1, 31149300), (2, 15574650), (3, 10383100), (4, 7787325), (5, 6229860), (6, 5191550), (7, 4449900), (10, 3114930), (12, 2595775), (13, 2396100), (14, 2224950), (15, 2076620), (20, 1557465), (21, 1483300), (25, 1245972), (26, 1198050), (28, 1112475), (30, 1038310), (35, 889980), (39, 798700), (42, 741650), (49, 635700), (50, 622986), (52, 599025), (60, 519155), (65, 479220), (70, 444990), (75, 415324), (78, 399350), (84, 370825), (91, 342300), (98, 317850), (100, 311493), (105, 296660), (130, 239610), (140, 222495), (147, 211900), (150, 207662), (156, 199675), (163, 191100), (175, 177996), (182, 171150), (195, 159740), (196, 158925), (210, 148330), (245, 127140), (260, 119805), (273, 114100), (294, 105950), (300, 103831), (325, 95844), (326, 95550), (350, 88998), (364, 85575), (390, 79870), (420, 74165), (455, 68460), (489, 63700), (490, 63570), (525, 59332), (546, 57050), (588, 52975), (637, 48900), (650, 47922), (652, 47775), (700, 44499), (735, 42380), (780, 39935), (815, 38220), (910, 34230), (975, 31948), (978, 31850), (980, 31785), (1050, 29666), (1092, 28525), (1141, 27300), (1225, 25428), (1274, 24450), (1300, 23961), (1365, 22820), (1470, 21190), (1630, 19110), (1820, 17115), (1911, 16300), (1950, 15974), (1956, 15925), (2100, 14833), (2119, 14700), (2275, 13692), (2282, 13650), (2445, 12740), (2450, 12714), (2548, 12225), (2730, 11410), (2940, 10595), (3185, 9780), (3260, 9555), (3423, 9100), (3675, 8476), (3822, 8150), (3900, 7987), (4075, 7644), (4238, 7350), (4550, 6846), (4564, 6825), (4890, 6370), (4900, 6357), (5460, 5705)]