209761500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:413

約数の個数: 192

約数和(自身を含む): 680988672

約数和(自身を除く): 471227172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 31, 39, 50, 52, 60, 62, 65, 75, 78, 93, 100, 124, 125, 130, 150, 155, 156, 186, 195, 250, 260, 300, 310, 325, 347, 372, 375, 390, 403, 465, 500, 620, 650, 694, 750, 775, 780, 806, 930, 975, 1041, 1209, 1300, 1388, 1500, 1550, 1612, 1625, 1735, 1860, 1950, 2015, 2082, 2325, 2418, 3100, 3250, 3470, 3875, 3900, 4030, 4164, 4511, 4650, 4836, 4875, 5205, 6045, 6500, 6940, 7750, 8060, 8675, 9022, 9300, 9750, 10075, 10410, 10757, 11625, 12090, 13533, 15500, 17350, 18044, 19500, 20150, 20820, 21514, 22555, 23250, 24180, 26025, 27066, 30225, 32271, 34700, 40300, 43028, 43375, 45110, 46500, 50375, 52050, 53785, 54132, 60450, 64542, 67665, 86750, 90220, 100750, 104100, 107570, 112775, 120900, 129084, 130125, 135330, 139841, 151125, 161355, 173500, 201500, 215140, 225550, 260250, 268925, 270660, 279682, 302250, 322710, 338325, 419523, 451100, 520500, 537850, 559364, 563875, 604500, 645420, 676650, 699205, 806775, 839046, 1075700, 1127750, 1344625, 1353300, 1398410, 1613550, 1678092, 1691625, 2097615, 2255500, 2689250, 2796820, 3227100, 3383250, 3496025, 4033875, 4195230, 5378500, 6766500, 6992050, 8067750, 8390460, 10488075, 13984100, 16135500, 17480125, 20976150, 34960250, 41952300, 52440375, 69920500, 104880750, 209761500]

約数ペア:

[(1, 209761500), (2, 104880750), (3, 69920500), (4, 52440375), (5, 41952300), (6, 34960250), (10, 20976150), (12, 17480125), (13, 16135500), (15, 13984100), (20, 10488075), (25, 8390460), (26, 8067750), (30, 6992050), (31, 6766500), (39, 5378500), (50, 4195230), (52, 4033875), (60, 3496025), (62, 3383250), (65, 3227100), (75, 2796820), (78, 2689250), (93, 2255500), (100, 2097615), (124, 1691625), (125, 1678092), (130, 1613550), (150, 1398410), (155, 1353300), (156, 1344625), (186, 1127750), (195, 1075700), (250, 839046), (260, 806775), (300, 699205), (310, 676650), (325, 645420), (347, 604500), (372, 563875), (375, 559364), (390, 537850), (403, 520500), (465, 451100), (500, 419523), (620, 338325), (650, 322710), (694, 302250), (750, 279682), (775, 270660), (780, 268925), (806, 260250), (930, 225550), (975, 215140), (1041, 201500), (1209, 173500), (1300, 161355), (1388, 151125), (1500, 139841), (1550, 135330), (1612, 130125), (1625, 129084), (1735, 120900), (1860, 112775), (1950, 107570), (2015, 104100), (2082, 100750), (2325, 90220), (2418, 86750), (3100, 67665), (3250, 64542), (3470, 60450), (3875, 54132), (3900, 53785), (4030, 52050), (4164, 50375), (4511, 46500), (4650, 45110), (4836, 43375), (4875, 43028), (5205, 40300), (6045, 34700), (6500, 32271), (6940, 30225), (7750, 27066), (8060, 26025), (8675, 24180), (9022, 23250), (9300, 22555), (9750, 21514), (10075, 20820), (10410, 20150), (10757, 19500), (11625, 18044), (12090, 17350), (13533, 15500)]