201339960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{379}}^1$

素因数の和:645

約数の個数: 128

約数和(自身を含む): 640224000

約数和(自身を除く): 438884040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 233, 285, 379, 380, 456, 466, 570, 699, 758, 760, 932, 1137, 1140, 1165, 1398, 1516, 1864, 1895, 2274, 2280, 2330, 2796, 3032, 3495, 3790, 4427, 4548, 4660, 5592, 5685, 6990, 7201, 7580, 8854, 9096, 9320, 11370, 13281, 13980, 14402, 15160, 17708, 21603, 22135, 22740, 26562, 27960, 28804, 35416, 36005, 43206, 44270, 45480, 53124, 57608, 66405, 72010, 86412, 88307, 88540, 106248, 108015, 132810, 144020, 172824, 176614, 177080, 216030, 264921, 265620, 288040, 353228, 432060, 441535, 529842, 531240, 706456, 864120, 883070, 1059684, 1324605, 1677833, 1766140, 2119368, 2649210, 3355666, 3532280, 5033499, 5298420, 6711332, 8389165, 10066998, 10596840, 13422664, 16778330, 20133996, 25167495, 33556660, 40267992, 50334990, 67113320, 100669980, 201339960]

約数ペア:

[(1, 201339960), (2, 100669980), (3, 67113320), (4, 50334990), (5, 40267992), (6, 33556660), (8, 25167495), (10, 20133996), (12, 16778330), (15, 13422664), (19, 10596840), (20, 10066998), (24, 8389165), (30, 6711332), (38, 5298420), (40, 5033499), (57, 3532280), (60, 3355666), (76, 2649210), (95, 2119368), (114, 1766140), (120, 1677833), (152, 1324605), (190, 1059684), (228, 883070), (233, 864120), (285, 706456), (379, 531240), (380, 529842), (456, 441535), (466, 432060), (570, 353228), (699, 288040), (758, 265620), (760, 264921), (932, 216030), (1137, 177080), (1140, 176614), (1165, 172824), (1398, 144020), (1516, 132810), (1864, 108015), (1895, 106248), (2274, 88540), (2280, 88307), (2330, 86412), (2796, 72010), (3032, 66405), (3495, 57608), (3790, 53124), (4427, 45480), (4548, 44270), (4660, 43206), (5592, 36005), (5685, 35416), (6990, 28804), (7201, 27960), (7580, 26562), (8854, 22740), (9096, 22135), (9320, 21603), (11370, 17708), (13281, 15160), (13980, 14402)]