208387440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15233}}^1$

素因数の和:15271

約数の個数: 120

約数和(自身を含む): 736716240

約数和(自身を除く): 528328800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 15233, 30466, 45699, 60932, 76165, 91398, 121864, 137097, 152330, 182796, 228495, 243728, 274194, 289427, 304660, 365592, 456990, 548388, 578854, 609320, 685485, 731184, 868281, 913980, 1096776, 1157708, 1218640, 1370970, 1447135, 1736562, 1827960, 2193552, 2315416, 2604843, 2741940, 2894270, 3473124, 3655920, 4341405, 4630832, 5209686, 5483880, 5788540, 6946248, 8682810, 10419372, 10967760, 11577080, 13024215, 13892496, 17365620, 20838744, 23154160, 26048430, 34731240, 41677488, 52096860, 69462480, 104193720, 208387440]

約数ペア:

[(1, 208387440), (2, 104193720), (3, 69462480), (4, 52096860), (5, 41677488), (6, 34731240), (8, 26048430), (9, 23154160), (10, 20838744), (12, 17365620), (15, 13892496), (16, 13024215), (18, 11577080), (19, 10967760), (20, 10419372), (24, 8682810), (30, 6946248), (36, 5788540), (38, 5483880), (40, 5209686), (45, 4630832), (48, 4341405), (57, 3655920), (60, 3473124), (72, 2894270), (76, 2741940), (80, 2604843), (90, 2315416), (95, 2193552), (114, 1827960), (120, 1736562), (144, 1447135), (152, 1370970), (171, 1218640), (180, 1157708), (190, 1096776), (228, 913980), (240, 868281), (285, 731184), (304, 685485), (342, 609320), (360, 578854), (380, 548388), (456, 456990), (570, 365592), (684, 304660), (720, 289427), (760, 274194), (855, 243728), (912, 228495), (1140, 182796), (1368, 152330), (1520, 137097), (1710, 121864), (2280, 91398), (2736, 76165), (3420, 60932), (4560, 45699), (6840, 30466), (13680, 15233)]