215445180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{4021}}^1$

素因数の和:4099

約数の個数: 96

約数和(自身を含む): 648668160

約数和(自身を除く): 433222980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 47, 57, 60, 76, 94, 95, 114, 141, 188, 190, 228, 235, 282, 285, 380, 470, 564, 570, 705, 893, 940, 1140, 1410, 1786, 2679, 2820, 3572, 4021, 4465, 5358, 8042, 8930, 10716, 12063, 13395, 16084, 17860, 20105, 24126, 26790, 40210, 48252, 53580, 60315, 76399, 80420, 120630, 152798, 188987, 229197, 241260, 305596, 377974, 381995, 458394, 566961, 755948, 763990, 916788, 944935, 1133922, 1145985, 1527980, 1889870, 2267844, 2291970, 2834805, 3590753, 3779740, 4583940, 5669610, 7181506, 10772259, 11339220, 14363012, 17953765, 21544518, 35907530, 43089036, 53861295, 71815060, 107722590, 215445180]

約数ペア:

[(1, 215445180), (2, 107722590), (3, 71815060), (4, 53861295), (5, 43089036), (6, 35907530), (10, 21544518), (12, 17953765), (15, 14363012), (19, 11339220), (20, 10772259), (30, 7181506), (38, 5669610), (47, 4583940), (57, 3779740), (60, 3590753), (76, 2834805), (94, 2291970), (95, 2267844), (114, 1889870), (141, 1527980), (188, 1145985), (190, 1133922), (228, 944935), (235, 916788), (282, 763990), (285, 755948), (380, 566961), (470, 458394), (564, 381995), (570, 377974), (705, 305596), (893, 241260), (940, 229197), (1140, 188987), (1410, 152798), (1786, 120630), (2679, 80420), (2820, 76399), (3572, 60315), (4021, 53580), (4465, 48252), (5358, 40210), (8042, 26790), (8930, 24126), (10716, 20105), (12063, 17860), (13395, 16084)]