197352820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1229}}^1$

素因数の和:1313

約数の個数: 96

約数和(自身を含む): 502548480

約数和(自身を除く): 305195660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 37, 62, 70, 74, 124, 140, 148, 155, 185, 217, 259, 310, 370, 434, 518, 620, 740, 868, 1036, 1085, 1147, 1229, 1295, 2170, 2294, 2458, 2590, 4340, 4588, 4916, 5180, 5735, 6145, 8029, 8603, 11470, 12290, 16058, 17206, 22940, 24580, 32116, 34412, 38099, 40145, 43015, 45473, 76198, 80290, 86030, 90946, 152396, 160580, 172060, 181892, 190495, 227365, 266693, 318311, 380990, 454730, 533386, 636622, 761980, 909460, 1066772, 1273244, 1333465, 1409663, 1591555, 2666930, 2819326, 3183110, 5333860, 5638652, 6366220, 7048315, 9867641, 14096630, 19735282, 28193260, 39470564, 49338205, 98676410, 197352820]

約数ペア:

[(1, 197352820), (2, 98676410), (4, 49338205), (5, 39470564), (7, 28193260), (10, 19735282), (14, 14096630), (20, 9867641), (28, 7048315), (31, 6366220), (35, 5638652), (37, 5333860), (62, 3183110), (70, 2819326), (74, 2666930), (124, 1591555), (140, 1409663), (148, 1333465), (155, 1273244), (185, 1066772), (217, 909460), (259, 761980), (310, 636622), (370, 533386), (434, 454730), (518, 380990), (620, 318311), (740, 266693), (868, 227365), (1036, 190495), (1085, 181892), (1147, 172060), (1229, 160580), (1295, 152396), (2170, 90946), (2294, 86030), (2458, 80290), (2590, 76198), (4340, 45473), (4588, 43015), (4916, 40145), (5180, 38099), (5735, 34412), (6145, 32116), (8029, 24580), (8603, 22940), (11470, 17206), (12290, 16058)]