216979440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{14821}}^1$

素因数の和:14898

約数の個数: 80

約数和(自身を含む): 683709216

約数和(自身を除く): 466729776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1464, 1830, 2440, 2928, 3660, 4880, 7320, 14640, 14821, 29642, 44463, 59284, 74105, 88926, 118568, 148210, 177852, 222315, 237136, 296420, 355704, 444630, 592840, 711408, 889260, 904081, 1185680, 1778520, 1808162, 2712243, 3557040, 3616324, 4520405, 5424486, 7232648, 9040810, 10848972, 13561215, 14465296, 18081620, 21697944, 27122430, 36163240, 43395888, 54244860, 72326480, 108489720, 216979440]

約数ペア:

[(1, 216979440), (2, 108489720), (3, 72326480), (4, 54244860), (5, 43395888), (6, 36163240), (8, 27122430), (10, 21697944), (12, 18081620), (15, 14465296), (16, 13561215), (20, 10848972), (24, 9040810), (30, 7232648), (40, 5424486), (48, 4520405), (60, 3616324), (61, 3557040), (80, 2712243), (120, 1808162), (122, 1778520), (183, 1185680), (240, 904081), (244, 889260), (305, 711408), (366, 592840), (488, 444630), (610, 355704), (732, 296420), (915, 237136), (976, 222315), (1220, 177852), (1464, 148210), (1830, 118568), (2440, 88926), (2928, 74105), (3660, 59284), (4880, 44463), (7320, 29642), (14640, 14821)]