421449960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{409}}^1$

素因数の和:731

約数の個数: 128

約数和(自身を含む): 1313049600

約数和(自身を除く): 891599640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 277, 310, 372, 409, 465, 554, 620, 744, 818, 831, 930, 1108, 1227, 1240, 1385, 1636, 1662, 1860, 2045, 2216, 2454, 2770, 3272, 3324, 3720, 4090, 4155, 4908, 5540, 6135, 6648, 8180, 8310, 8587, 9816, 11080, 12270, 12679, 16360, 16620, 17174, 24540, 25358, 25761, 33240, 34348, 38037, 42935, 49080, 50716, 51522, 63395, 68696, 76074, 85870, 101432, 103044, 113293, 126790, 128805, 152148, 171740, 190185, 206088, 226586, 253580, 257610, 304296, 339879, 343480, 380370, 453172, 507160, 515220, 566465, 679758, 760740, 906344, 1030440, 1132930, 1359516, 1521480, 1699395, 2265860, 2719032, 3398790, 3512083, 4531720, 6797580, 7024166, 10536249, 13595160, 14048332, 17560415, 21072498, 28096664, 35120830, 42144996, 52681245, 70241660, 84289992, 105362490, 140483320, 210724980, 421449960]

約数ペア:

[(1, 421449960), (2, 210724980), (3, 140483320), (4, 105362490), (5, 84289992), (6, 70241660), (8, 52681245), (10, 42144996), (12, 35120830), (15, 28096664), (20, 21072498), (24, 17560415), (30, 14048332), (31, 13595160), (40, 10536249), (60, 7024166), (62, 6797580), (93, 4531720), (120, 3512083), (124, 3398790), (155, 2719032), (186, 2265860), (248, 1699395), (277, 1521480), (310, 1359516), (372, 1132930), (409, 1030440), (465, 906344), (554, 760740), (620, 679758), (744, 566465), (818, 515220), (831, 507160), (930, 453172), (1108, 380370), (1227, 343480), (1240, 339879), (1385, 304296), (1636, 257610), (1662, 253580), (1860, 226586), (2045, 206088), (2216, 190185), (2454, 171740), (2770, 152148), (3272, 128805), (3324, 126790), (3720, 113293), (4090, 103044), (4155, 101432), (4908, 85870), (5540, 76074), (6135, 68696), (6648, 63395), (8180, 51522), (8310, 50716), (8587, 49080), (9816, 42935), (11080, 38037), (12270, 34348), (12679, 33240), (16360, 25761), (16620, 25358), (17174, 24540)]