644564016

素因数分解:

$2^4\times 3^2\times {\mathrm{47}}^1\times {\mathrm{131}}^1\times {\mathrm{727}}^1$

素因数の和:919

約数の個数: 120

約数和(自身を含む): 1858881024

約数和(自身を除く): 1214317008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 47, 48, 72, 94, 131, 141, 144, 188, 262, 282, 376, 393, 423, 524, 564, 727, 752, 786, 846, 1048, 1128, 1179, 1454, 1572, 1692, 2096, 2181, 2256, 2358, 2908, 3144, 3384, 4362, 4716, 5816, 6157, 6288, 6543, 6768, 8724, 9432, 11632, 12314, 13086, 17448, 18471, 18864, 24628, 26172, 34169, 34896, 36942, 49256, 52344, 55413, 68338, 73884, 95237, 98512, 102507, 104688, 110826, 136676, 147768, 190474, 205014, 221652, 273352, 285711, 295536, 307521, 380948, 410028, 443304, 546704, 571422, 615042, 761896, 820056, 857133, 886608, 1142844, 1230084, 1523792, 1640112, 1714266, 2285688, 2460168, 3428532, 4476139, 4571376, 4920336, 6857064, 8952278, 13428417, 13714128, 17904556, 26856834, 35809112, 40285251, 53713668, 71618224, 80570502, 107427336, 161141004, 214854672, 322282008, 644564016]

約数ペア:

[(1, 644564016), (2, 322282008), (3, 214854672), (4, 161141004), (6, 107427336), (8, 80570502), (9, 71618224), (12, 53713668), (16, 40285251), (18, 35809112), (24, 26856834), (36, 17904556), (47, 13714128), (48, 13428417), (72, 8952278), (94, 6857064), (131, 4920336), (141, 4571376), (144, 4476139), (188, 3428532), (262, 2460168), (282, 2285688), (376, 1714266), (393, 1640112), (423, 1523792), (524, 1230084), (564, 1142844), (727, 886608), (752, 857133), (786, 820056), (846, 761896), (1048, 615042), (1128, 571422), (1179, 546704), (1454, 443304), (1572, 410028), (1692, 380948), (2096, 307521), (2181, 295536), (2256, 285711), (2358, 273352), (2908, 221652), (3144, 205014), (3384, 190474), (4362, 147768), (4716, 136676), (5816, 110826), (6157, 104688), (6288, 102507), (6543, 98512), (6768, 95237), (8724, 73884), (9432, 68338), (11632, 55413), (12314, 52344), (13086, 49256), (17448, 36942), (18471, 34896), (18864, 34169), (24628, 26172)]