201898970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:496

約数の個数: 128

約数和(自身を含む): 490033152

約数和(自身を除く): 288134182

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 31, 34, 35, 62, 65, 70, 85, 91, 119, 130, 155, 170, 182, 217, 221, 238, 310, 403, 421, 434, 442, 455, 527, 595, 806, 842, 910, 1054, 1085, 1105, 1190, 1547, 2015, 2105, 2170, 2210, 2635, 2821, 2947, 3094, 3689, 4030, 4210, 5270, 5473, 5642, 5894, 6851, 7157, 7378, 7735, 10946, 13051, 13702, 14105, 14314, 14735, 15470, 18445, 26102, 27365, 28210, 29470, 34255, 35785, 36890, 38311, 47957, 50099, 54730, 65255, 68510, 71570, 76622, 91357, 93041, 95914, 100198, 130510, 169663, 182714, 186082, 191555, 221867, 239785, 250495, 339326, 383110, 443734, 456785, 465205, 479570, 500990, 651287, 848315, 913570, 930410, 1109335, 1187641, 1302574, 1553069, 1696630, 2218670, 2375282, 2884271, 3106138, 3256435, 5768542, 5938205, 6512870, 7765345, 11876410, 14421355, 15530690, 20189897, 28842710, 40379794, 100949485, 201898970]

約数ペア:

[(1, 201898970), (2, 100949485), (5, 40379794), (7, 28842710), (10, 20189897), (13, 15530690), (14, 14421355), (17, 11876410), (26, 7765345), (31, 6512870), (34, 5938205), (35, 5768542), (62, 3256435), (65, 3106138), (70, 2884271), (85, 2375282), (91, 2218670), (119, 1696630), (130, 1553069), (155, 1302574), (170, 1187641), (182, 1109335), (217, 930410), (221, 913570), (238, 848315), (310, 651287), (403, 500990), (421, 479570), (434, 465205), (442, 456785), (455, 443734), (527, 383110), (595, 339326), (806, 250495), (842, 239785), (910, 221867), (1054, 191555), (1085, 186082), (1105, 182714), (1190, 169663), (1547, 130510), (2015, 100198), (2105, 95914), (2170, 93041), (2210, 91357), (2635, 76622), (2821, 71570), (2947, 68510), (3094, 65255), (3689, 54730), (4030, 50099), (4210, 47957), (5270, 38311), (5473, 36890), (5642, 35785), (5894, 34255), (6851, 29470), (7157, 28210), (7378, 27365), (7735, 26102), (10946, 18445), (13051, 15470), (13702, 14735), (14105, 14314)]