220448830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1997}}^1$

素因数の和:2113

約数の個数: 64

約数和(自身を含む): 483356160

約数和(自身を除く): 262907330

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 83, 95, 133, 166, 190, 266, 415, 581, 665, 830, 1162, 1330, 1577, 1997, 2905, 3154, 3994, 5810, 7885, 9985, 11039, 13979, 15770, 19970, 22078, 27958, 37943, 55195, 69895, 75886, 110390, 139790, 165751, 189715, 265601, 331502, 379430, 531202, 828755, 1160257, 1328005, 1657510, 2320514, 2656010, 3149269, 5801285, 6298538, 11602570, 15746345, 22044883, 31492690, 44089766, 110224415, 220448830]

約数ペア:

[(1, 220448830), (2, 110224415), (5, 44089766), (7, 31492690), (10, 22044883), (14, 15746345), (19, 11602570), (35, 6298538), (38, 5801285), (70, 3149269), (83, 2656010), (95, 2320514), (133, 1657510), (166, 1328005), (190, 1160257), (266, 828755), (415, 531202), (581, 379430), (665, 331502), (830, 265601), (1162, 189715), (1330, 165751), (1577, 139790), (1997, 110390), (2905, 75886), (3154, 69895), (3994, 55195), (5810, 37943), (7885, 27958), (9985, 22078), (11039, 19970), (13979, 15770)]