1218830040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{727}}^1\times {\mathrm{4657}}^1$

素因数の和:5401

約数の個数: 96

約数和(自身を含む): 3967498080

約数和(自身を除く): 2748668040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 727, 1454, 2181, 2908, 3635, 4362, 4657, 5816, 6543, 7270, 8724, 9314, 10905, 13086, 13971, 14540, 17448, 18628, 21810, 23285, 26172, 27942, 29080, 32715, 37256, 41913, 43620, 46570, 52344, 55884, 65430, 69855, 83826, 87240, 93140, 111768, 130860, 139710, 167652, 186280, 209565, 261720, 279420, 335304, 419130, 558840, 838260, 1676520, 3385639, 6771278, 10156917, 13542556, 16928195, 20313834, 27085112, 30470751, 33856390, 40627668, 50784585, 60941502, 67712780, 81255336, 101569170, 121883004, 135425560, 152353755, 203138340, 243766008, 304707510, 406276680, 609415020, 1218830040]

約数ペア:

[(1, 1218830040), (2, 609415020), (3, 406276680), (4, 304707510), (5, 243766008), (6, 203138340), (8, 152353755), (9, 135425560), (10, 121883004), (12, 101569170), (15, 81255336), (18, 67712780), (20, 60941502), (24, 50784585), (30, 40627668), (36, 33856390), (40, 30470751), (45, 27085112), (60, 20313834), (72, 16928195), (90, 13542556), (120, 10156917), (180, 6771278), (360, 3385639), (727, 1676520), (1454, 838260), (2181, 558840), (2908, 419130), (3635, 335304), (4362, 279420), (4657, 261720), (5816, 209565), (6543, 186280), (7270, 167652), (8724, 139710), (9314, 130860), (10905, 111768), (13086, 93140), (13971, 87240), (14540, 83826), (17448, 69855), (18628, 65430), (21810, 55884), (23285, 52344), (26172, 46570), (27942, 43620), (29080, 41913), (32715, 37256)]