217595220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1171}}^1$

素因数の和:1365

約数の個数: 96

約数和(自身を含む): 645818880

約数和(自身を除く): 428223660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 163, 190, 228, 285, 326, 380, 489, 570, 652, 815, 978, 1140, 1171, 1630, 1956, 2342, 2445, 3097, 3260, 3513, 4684, 4890, 5855, 6194, 7026, 9291, 9780, 11710, 12388, 14052, 15485, 17565, 18582, 22249, 23420, 30970, 35130, 37164, 44498, 46455, 61940, 66747, 70260, 88996, 92910, 111245, 133494, 185820, 190873, 222490, 266988, 333735, 381746, 444980, 572619, 667470, 763492, 954365, 1145238, 1334940, 1908730, 2290476, 2863095, 3626587, 3817460, 5726190, 7253174, 10879761, 11452380, 14506348, 18132935, 21759522, 36265870, 43519044, 54398805, 72531740, 108797610, 217595220]

約数ペア:

[(1, 217595220), (2, 108797610), (3, 72531740), (4, 54398805), (5, 43519044), (6, 36265870), (10, 21759522), (12, 18132935), (15, 14506348), (19, 11452380), (20, 10879761), (30, 7253174), (38, 5726190), (57, 3817460), (60, 3626587), (76, 2863095), (95, 2290476), (114, 1908730), (163, 1334940), (190, 1145238), (228, 954365), (285, 763492), (326, 667470), (380, 572619), (489, 444980), (570, 381746), (652, 333735), (815, 266988), (978, 222490), (1140, 190873), (1171, 185820), (1630, 133494), (1956, 111245), (2342, 92910), (2445, 88996), (3097, 70260), (3260, 66747), (3513, 61940), (4684, 46455), (4890, 44498), (5855, 37164), (6194, 35130), (7026, 30970), (9291, 23420), (9780, 22249), (11710, 18582), (12388, 17565), (14052, 15485)]