161395680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:257

約数の個数: 192

約数和(自身を含む): 533433600

約数和(自身を除く): 372037920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 59, 60, 80, 82, 96, 118, 120, 123, 139, 160, 164, 177, 205, 236, 240, 246, 278, 295, 328, 354, 410, 417, 472, 480, 492, 556, 590, 615, 656, 695, 708, 820, 834, 885, 944, 984, 1112, 1180, 1230, 1312, 1390, 1416, 1640, 1668, 1770, 1888, 1968, 2085, 2224, 2360, 2419, 2460, 2780, 2832, 3280, 3336, 3540, 3936, 4170, 4448, 4720, 4838, 4920, 5560, 5664, 5699, 6560, 6672, 7080, 7257, 8201, 8340, 9440, 9676, 9840, 11120, 11398, 12095, 13344, 14160, 14514, 16402, 16680, 17097, 19352, 19680, 22240, 22796, 24190, 24603, 28320, 28495, 29028, 32804, 33360, 34194, 36285, 38704, 41005, 45592, 48380, 49206, 56990, 58056, 65608, 66720, 68388, 72570, 77408, 82010, 85485, 91184, 96760, 98412, 113980, 116112, 123015, 131216, 136776, 145140, 164020, 170970, 182368, 193520, 196824, 227960, 232224, 246030, 262432, 273552, 290280, 328040, 336241, 341940, 387040, 393648, 455920, 492060, 547104, 580560, 656080, 672482, 683880, 787296, 911840, 984120, 1008723, 1161120, 1312160, 1344964, 1367760, 1681205, 1968240, 2017446, 2689928, 2735520, 3362410, 3936480, 4034892, 5043615, 5379856, 6724820, 8069784, 10087230, 10759712, 13449640, 16139568, 20174460, 26899280, 32279136, 40348920, 53798560, 80697840, 161395680]

約数ペア:

[(1, 161395680), (2, 80697840), (3, 53798560), (4, 40348920), (5, 32279136), (6, 26899280), (8, 20174460), (10, 16139568), (12, 13449640), (15, 10759712), (16, 10087230), (20, 8069784), (24, 6724820), (30, 5379856), (32, 5043615), (40, 4034892), (41, 3936480), (48, 3362410), (59, 2735520), (60, 2689928), (80, 2017446), (82, 1968240), (96, 1681205), (118, 1367760), (120, 1344964), (123, 1312160), (139, 1161120), (160, 1008723), (164, 984120), (177, 911840), (205, 787296), (236, 683880), (240, 672482), (246, 656080), (278, 580560), (295, 547104), (328, 492060), (354, 455920), (410, 393648), (417, 387040), (472, 341940), (480, 336241), (492, 328040), (556, 290280), (590, 273552), (615, 262432), (656, 246030), (695, 232224), (708, 227960), (820, 196824), (834, 193520), (885, 182368), (944, 170970), (984, 164020), (1112, 145140), (1180, 136776), (1230, 131216), (1312, 123015), (1390, 116112), (1416, 113980), (1640, 98412), (1668, 96760), (1770, 91184), (1888, 85485), (1968, 82010), (2085, 77408), (2224, 72570), (2360, 68388), (2419, 66720), (2460, 65608), (2780, 58056), (2832, 56990), (3280, 49206), (3336, 48380), (3540, 45592), (3936, 41005), (4170, 38704), (4448, 36285), (4720, 34194), (4838, 33360), (4920, 32804), (5560, 29028), (5664, 28495), (5699, 28320), (6560, 24603), (6672, 24190), (7080, 22796), (7257, 22240), (8201, 19680), (8340, 19352), (9440, 17097), (9676, 16680), (9840, 16402), (11120, 14514), (11398, 14160), (12095, 13344)]