211881750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:287

約数の個数: 128

約数和(自身を含む): 562857984

約数和(自身を除く): 350976234

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 71, 75, 115, 125, 138, 142, 150, 173, 213, 230, 250, 345, 346, 355, 375, 426, 519, 575, 690, 710, 750, 865, 1038, 1065, 1150, 1633, 1725, 1730, 1775, 2130, 2595, 2875, 3266, 3450, 3550, 3979, 4325, 4899, 5190, 5325, 5750, 7958, 8165, 8625, 8650, 8875, 9798, 10650, 11937, 12283, 12975, 16330, 17250, 17750, 19895, 21625, 23874, 24495, 24566, 25950, 26625, 36849, 39790, 40825, 43250, 48990, 53250, 59685, 61415, 64875, 73698, 81650, 99475, 119370, 122475, 122830, 129750, 184245, 198950, 204125, 244950, 282509, 298425, 307075, 368490, 408250, 497375, 565018, 596850, 612375, 614150, 847527, 921225, 994750, 1224750, 1412545, 1492125, 1535375, 1695054, 1842450, 2825090, 2984250, 3070750, 4237635, 4606125, 7062725, 8475270, 9212250, 14125450, 21188175, 35313625, 42376350, 70627250, 105940875, 211881750]

約数ペア:

[(1, 211881750), (2, 105940875), (3, 70627250), (5, 42376350), (6, 35313625), (10, 21188175), (15, 14125450), (23, 9212250), (25, 8475270), (30, 7062725), (46, 4606125), (50, 4237635), (69, 3070750), (71, 2984250), (75, 2825090), (115, 1842450), (125, 1695054), (138, 1535375), (142, 1492125), (150, 1412545), (173, 1224750), (213, 994750), (230, 921225), (250, 847527), (345, 614150), (346, 612375), (355, 596850), (375, 565018), (426, 497375), (519, 408250), (575, 368490), (690, 307075), (710, 298425), (750, 282509), (865, 244950), (1038, 204125), (1065, 198950), (1150, 184245), (1633, 129750), (1725, 122830), (1730, 122475), (1775, 119370), (2130, 99475), (2595, 81650), (2875, 73698), (3266, 64875), (3450, 61415), (3550, 59685), (3979, 53250), (4325, 48990), (4899, 43250), (5190, 40825), (5325, 39790), (5750, 36849), (7958, 26625), (8165, 25950), (8625, 24566), (8650, 24495), (8875, 23874), (9798, 21625), (10650, 19895), (11937, 17750), (12283, 17250), (12975, 16330)]