156728429680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2193847}}^1$

素因数の和:2193926

約数の個数: 80

約数和(自身を含む): 391733498880

約数和(自身を除く): 235005069200

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 47, 76, 80, 94, 95, 152, 188, 190, 235, 304, 376, 380, 470, 752, 760, 893, 940, 1520, 1786, 1880, 3572, 3760, 4465, 7144, 8930, 14288, 17860, 35720, 71440, 2193847, 4387694, 8775388, 10969235, 17550776, 21938470, 35101552, 41683093, 43876940, 83366186, 87753880, 103110809, 166732372, 175507760, 206221618, 208415465, 333464744, 412443236, 416830930, 515554045, 666929488, 824886472, 833661860, 1031108090, 1649772944, 1667323720, 1959105371, 2062216180, 3334647440, 3918210742, 4124432360, 7836421484, 8248864720, 9795526855, 15672842968, 19591053710, 31345685936, 39182107420, 78364214840, 156728429680]

約数ペア:

[(1, 156728429680), (2, 78364214840), (4, 39182107420), (5, 31345685936), (8, 19591053710), (10, 15672842968), (16, 9795526855), (19, 8248864720), (20, 7836421484), (38, 4124432360), (40, 3918210742), (47, 3334647440), (76, 2062216180), (80, 1959105371), (94, 1667323720), (95, 1649772944), (152, 1031108090), (188, 833661860), (190, 824886472), (235, 666929488), (304, 515554045), (376, 416830930), (380, 412443236), (470, 333464744), (752, 208415465), (760, 206221618), (893, 175507760), (940, 166732372), (1520, 103110809), (1786, 87753880), (1880, 83366186), (3572, 43876940), (3760, 41683093), (4465, 35101552), (7144, 21938470), (8930, 17550776), (14288, 10969235), (17860, 8775388), (35720, 4387694), (71440, 2193847)]