189401320

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:323

約数の個数: 128

約数和(自身を含む): 476928000

約数和(自身を除く): 287526680

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 31, 40, 46, 58, 62, 92, 115, 116, 124, 145, 155, 184, 229, 230, 232, 248, 290, 310, 458, 460, 580, 620, 667, 713, 899, 916, 920, 1145, 1160, 1240, 1334, 1426, 1798, 1832, 2290, 2668, 2852, 3335, 3565, 3596, 4495, 4580, 5267, 5336, 5704, 6641, 6670, 7099, 7130, 7192, 8990, 9160, 10534, 13282, 13340, 14198, 14260, 17980, 20677, 21068, 26335, 26564, 26680, 28396, 28520, 33205, 35495, 35960, 41354, 42136, 52670, 53128, 56792, 66410, 70990, 82708, 103385, 105340, 132820, 141980, 152743, 163277, 165416, 205871, 206770, 210680, 265640, 283960, 305486, 326554, 411742, 413540, 610972, 653108, 763715, 816385, 823484, 827080, 1029355, 1221944, 1306216, 1527430, 1632770, 1646968, 2058710, 3054860, 3265540, 4117420, 4735033, 6109720, 6531080, 8234840, 9470066, 18940132, 23675165, 37880264, 47350330, 94700660, 189401320]

約数ペア:

[(1, 189401320), (2, 94700660), (4, 47350330), (5, 37880264), (8, 23675165), (10, 18940132), (20, 9470066), (23, 8234840), (29, 6531080), (31, 6109720), (40, 4735033), (46, 4117420), (58, 3265540), (62, 3054860), (92, 2058710), (115, 1646968), (116, 1632770), (124, 1527430), (145, 1306216), (155, 1221944), (184, 1029355), (229, 827080), (230, 823484), (232, 816385), (248, 763715), (290, 653108), (310, 610972), (458, 413540), (460, 411742), (580, 326554), (620, 305486), (667, 283960), (713, 265640), (899, 210680), (916, 206770), (920, 205871), (1145, 165416), (1160, 163277), (1240, 152743), (1334, 141980), (1426, 132820), (1798, 105340), (1832, 103385), (2290, 82708), (2668, 70990), (2852, 66410), (3335, 56792), (3565, 53128), (3596, 52670), (4495, 42136), (4580, 41354), (5267, 35960), (5336, 35495), (5704, 33205), (6641, 28520), (6670, 28396), (7099, 26680), (7130, 26564), (7192, 26335), (8990, 21068), (9160, 20677), (10534, 17980), (13282, 14260), (13340, 14198)]