201985140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2657}}^1$

素因数の和:2857

約数の個数: 96

約数和(自身を含む): 650168064

約数和(自身を除く): 448182924

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 181, 210, 362, 420, 543, 724, 905, 1086, 1267, 1810, 2172, 2534, 2657, 2715, 3620, 3801, 5068, 5314, 5430, 6335, 7602, 7971, 10628, 10860, 12670, 13285, 15204, 15942, 18599, 19005, 25340, 26570, 31884, 37198, 38010, 39855, 53140, 55797, 74396, 76020, 79710, 92995, 111594, 159420, 185990, 223188, 278985, 371980, 480917, 557970, 961834, 1115940, 1442751, 1923668, 2404585, 2885502, 3366419, 4809170, 5771004, 6732838, 7213755, 9618340, 10099257, 13465676, 14427510, 16832095, 20198514, 28855020, 33664190, 40397028, 50496285, 67328380, 100992570, 201985140]

約数ペア:

[(1, 201985140), (2, 100992570), (3, 67328380), (4, 50496285), (5, 40397028), (6, 33664190), (7, 28855020), (10, 20198514), (12, 16832095), (14, 14427510), (15, 13465676), (20, 10099257), (21, 9618340), (28, 7213755), (30, 6732838), (35, 5771004), (42, 4809170), (60, 3366419), (70, 2885502), (84, 2404585), (105, 1923668), (140, 1442751), (181, 1115940), (210, 961834), (362, 557970), (420, 480917), (543, 371980), (724, 278985), (905, 223188), (1086, 185990), (1267, 159420), (1810, 111594), (2172, 92995), (2534, 79710), (2657, 76020), (2715, 74396), (3620, 55797), (3801, 53140), (5068, 39855), (5314, 38010), (5430, 37198), (6335, 31884), (7602, 26570), (7971, 25340), (10628, 19005), (10860, 18599), (12670, 15942), (13285, 15204)]