619887240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{35141}}^1$

素因数の和:35172

約数の個数: 144

約数和(自身を含む): 2343619980

約数和(自身を除く): 1723732740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 35141, 70282, 105423, 140564, 175705, 210846, 245987, 281128, 316269, 351410, 421692, 491974, 527115, 632538, 702820, 737961, 843384, 983948, 1054230, 1229935, 1265076, 1405640, 1475922, 1581345, 1721909, 1967896, 2108460, 2213883, 2459870, 2530152, 2951844, 3162690, 3443818, 3689805, 4216920, 4427766, 4919740, 5165727, 5903688, 6325380, 6887636, 7379610, 8609545, 8855532, 9839480, 10331454, 11069415, 12650760, 13775272, 14759220, 15497181, 17219090, 17711064, 20662908, 22138830, 25828635, 29518440, 30994362, 34438180, 41325816, 44277660, 51657270, 61988724, 68876360, 77485905, 88555320, 103314540, 123977448, 154971810, 206629080, 309943620, 619887240]

約数ペア:

[(1, 619887240), (2, 309943620), (3, 206629080), (4, 154971810), (5, 123977448), (6, 103314540), (7, 88555320), (8, 77485905), (9, 68876360), (10, 61988724), (12, 51657270), (14, 44277660), (15, 41325816), (18, 34438180), (20, 30994362), (21, 29518440), (24, 25828635), (28, 22138830), (30, 20662908), (35, 17711064), (36, 17219090), (40, 15497181), (42, 14759220), (45, 13775272), (49, 12650760), (56, 11069415), (60, 10331454), (63, 9839480), (70, 8855532), (72, 8609545), (84, 7379610), (90, 6887636), (98, 6325380), (105, 5903688), (120, 5165727), (126, 4919740), (140, 4427766), (147, 4216920), (168, 3689805), (180, 3443818), (196, 3162690), (210, 2951844), (245, 2530152), (252, 2459870), (280, 2213883), (294, 2108460), (315, 1967896), (360, 1721909), (392, 1581345), (420, 1475922), (441, 1405640), (490, 1265076), (504, 1229935), (588, 1054230), (630, 983948), (735, 843384), (840, 737961), (882, 702820), (980, 632538), (1176, 527115), (1260, 491974), (1470, 421692), (1764, 351410), (1960, 316269), (2205, 281128), (2520, 245987), (2940, 210846), (3528, 175705), (4410, 140564), (5880, 105423), (8820, 70282), (17640, 35141)]