198963240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{13933}}^1$

素因数の和:13971

約数の個数: 128

約数和(自身を含む): 722338560

約数和(自身を除く): 523375320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 7140, 13933, 14280, 27866, 41799, 55732, 69665, 83598, 97531, 111464, 139330, 167196, 195062, 208995, 236861, 278660, 292593, 334392, 390124, 417990, 473722, 487655, 557320, 585186, 710583, 780248, 835980, 947444, 975310, 1170372, 1184305, 1421166, 1462965, 1658027, 1671960, 1894888, 1950620, 2340744, 2368610, 2842332, 2925930, 3316054, 3552915, 3901240, 4737220, 4974081, 5684664, 5851860, 6632108, 7105830, 8290135, 9474440, 9948162, 11703720, 13264216, 14211660, 16580270, 19896324, 24870405, 28423320, 33160540, 39792648, 49740810, 66321080, 99481620, 198963240]

約数ペア:

[(1, 198963240), (2, 99481620), (3, 66321080), (4, 49740810), (5, 39792648), (6, 33160540), (7, 28423320), (8, 24870405), (10, 19896324), (12, 16580270), (14, 14211660), (15, 13264216), (17, 11703720), (20, 9948162), (21, 9474440), (24, 8290135), (28, 7105830), (30, 6632108), (34, 5851860), (35, 5684664), (40, 4974081), (42, 4737220), (51, 3901240), (56, 3552915), (60, 3316054), (68, 2925930), (70, 2842332), (84, 2368610), (85, 2340744), (102, 1950620), (105, 1894888), (119, 1671960), (120, 1658027), (136, 1462965), (140, 1421166), (168, 1184305), (170, 1170372), (204, 975310), (210, 947444), (238, 835980), (255, 780248), (280, 710583), (340, 585186), (357, 557320), (408, 487655), (420, 473722), (476, 417990), (510, 390124), (595, 334392), (680, 292593), (714, 278660), (840, 236861), (952, 208995), (1020, 195062), (1190, 167196), (1428, 139330), (1785, 111464), (2040, 97531), (2380, 83598), (2856, 69665), (3570, 55732), (4760, 41799), (7140, 27866), (13933, 14280)]