18424980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{2089}}^1$

素因数の和:2118

約数の個数: 108

約数和(自身を含む): 65044980

約数和(自身を除く): 46620000

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2089, 2205, 2940, 4178, 4410, 6267, 8356, 8820, 10445, 12534, 14623, 18801, 20890, 25068, 29246, 31335, 37602, 41780, 43869, 58492, 62670, 73115, 75204, 87738, 94005, 102361, 125340, 131607, 146230, 175476, 188010, 204722, 219345, 263214, 292460, 307083, 376020, 409444, 438690, 511805, 526428, 614166, 658035, 877380, 921249, 1023610, 1228332, 1316070, 1535415, 1842498, 2047220, 2632140, 3070830, 3684996, 4606245, 6141660, 9212490, 18424980]

約数ペア:

[(1, 18424980), (2, 9212490), (3, 6141660), (4, 4606245), (5, 3684996), (6, 3070830), (7, 2632140), (9, 2047220), (10, 1842498), (12, 1535415), (14, 1316070), (15, 1228332), (18, 1023610), (20, 921249), (21, 877380), (28, 658035), (30, 614166), (35, 526428), (36, 511805), (42, 438690), (45, 409444), (49, 376020), (60, 307083), (63, 292460), (70, 263214), (84, 219345), (90, 204722), (98, 188010), (105, 175476), (126, 146230), (140, 131607), (147, 125340), (180, 102361), (196, 94005), (210, 87738), (245, 75204), (252, 73115), (294, 62670), (315, 58492), (420, 43869), (441, 41780), (490, 37602), (588, 31335), (630, 29246), (735, 25068), (882, 20890), (980, 18801), (1260, 14623), (1470, 12534), (1764, 10445), (2089, 8820), (2205, 8356), (2940, 6267), (4178, 4410)]