420308850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:485

約数の個数: 192

約数和(自身を含む): 1229921280

約数和(自身を除く): 809612430

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 25, 26, 30, 31, 34, 39, 50, 51, 62, 65, 75, 78, 85, 93, 102, 130, 150, 155, 170, 186, 195, 221, 255, 310, 325, 390, 403, 409, 425, 442, 465, 510, 527, 650, 663, 775, 806, 818, 850, 930, 975, 1054, 1105, 1209, 1227, 1275, 1326, 1550, 1581, 1950, 2015, 2045, 2210, 2325, 2418, 2454, 2550, 2635, 3162, 3315, 4030, 4090, 4650, 5270, 5317, 5525, 6045, 6135, 6630, 6851, 6953, 7905, 10075, 10225, 10634, 11050, 12090, 12270, 12679, 13175, 13702, 13906, 15810, 15951, 16575, 20150, 20450, 20553, 20859, 25358, 26350, 26585, 30225, 30675, 31902, 33150, 34255, 34765, 38037, 39525, 41106, 41718, 53170, 60450, 61350, 63395, 68510, 69530, 76074, 79050, 79755, 90389, 102765, 104295, 126790, 132925, 159510, 164827, 171275, 173825, 180778, 190185, 205530, 208590, 215543, 265850, 271167, 316975, 329654, 342550, 347650, 380370, 398775, 431086, 451945, 494481, 513825, 521475, 542334, 633950, 646629, 797550, 824135, 903890, 950925, 988962, 1027650, 1042950, 1077715, 1293258, 1355835, 1648270, 1901850, 2155430, 2259725, 2472405, 2711670, 2802059, 3233145, 4120675, 4519450, 4944810, 5388575, 5604118, 6466290, 6779175, 8241350, 8406177, 10777150, 12362025, 13558350, 14010295, 16165725, 16812354, 24724050, 28020590, 32331450, 42030885, 70051475, 84061770, 140102950, 210154425, 420308850]

約数ペア:

[(1, 420308850), (2, 210154425), (3, 140102950), (5, 84061770), (6, 70051475), (10, 42030885), (13, 32331450), (15, 28020590), (17, 24724050), (25, 16812354), (26, 16165725), (30, 14010295), (31, 13558350), (34, 12362025), (39, 10777150), (50, 8406177), (51, 8241350), (62, 6779175), (65, 6466290), (75, 5604118), (78, 5388575), (85, 4944810), (93, 4519450), (102, 4120675), (130, 3233145), (150, 2802059), (155, 2711670), (170, 2472405), (186, 2259725), (195, 2155430), (221, 1901850), (255, 1648270), (310, 1355835), (325, 1293258), (390, 1077715), (403, 1042950), (409, 1027650), (425, 988962), (442, 950925), (465, 903890), (510, 824135), (527, 797550), (650, 646629), (663, 633950), (775, 542334), (806, 521475), (818, 513825), (850, 494481), (930, 451945), (975, 431086), (1054, 398775), (1105, 380370), (1209, 347650), (1227, 342550), (1275, 329654), (1326, 316975), (1550, 271167), (1581, 265850), (1950, 215543), (2015, 208590), (2045, 205530), (2210, 190185), (2325, 180778), (2418, 173825), (2454, 171275), (2550, 164827), (2635, 159510), (3162, 132925), (3315, 126790), (4030, 104295), (4090, 102765), (4650, 90389), (5270, 79755), (5317, 79050), (5525, 76074), (6045, 69530), (6135, 68510), (6630, 63395), (6851, 61350), (6953, 60450), (7905, 53170), (10075, 41718), (10225, 41106), (10634, 39525), (11050, 38037), (12090, 34765), (12270, 34255), (12679, 33150), (13175, 31902), (13702, 30675), (13906, 30225), (15810, 26585), (15951, 26350), (16575, 25358), (20150, 20859), (20450, 20553)]