221125140

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:460

約数の個数: 144

約数和(自身を含む): 702269568

約数和(自身を除く): 481144428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 173, 180, 243, 263, 270, 324, 346, 405, 486, 519, 526, 540, 692, 789, 810, 865, 972, 1038, 1052, 1215, 1315, 1557, 1578, 1620, 1730, 2076, 2367, 2430, 2595, 2630, 3114, 3156, 3460, 3945, 4671, 4734, 4860, 5190, 5260, 6228, 7101, 7785, 7890, 9342, 9468, 10380, 11835, 14013, 14202, 15570, 15780, 18684, 21303, 23355, 23670, 28026, 28404, 31140, 35505, 42039, 42606, 45499, 46710, 47340, 56052, 63909, 70065, 71010, 84078, 85212, 90998, 93420, 106515, 127818, 136497, 140130, 142020, 168156, 181996, 210195, 213030, 227495, 255636, 272994, 280260, 319545, 409491, 420390, 426060, 454990, 545988, 639090, 682485, 818982, 840780, 909980, 1228473, 1278180, 1364970, 1637964, 2047455, 2456946, 2729940, 3685419, 4094910, 4913892, 6142365, 7370838, 8189820, 11056257, 12284730, 14741676, 18427095, 22112514, 24569460, 36854190, 44225028, 55281285, 73708380, 110562570, 221125140]

約数ペア:

[(1, 221125140), (2, 110562570), (3, 73708380), (4, 55281285), (5, 44225028), (6, 36854190), (9, 24569460), (10, 22112514), (12, 18427095), (15, 14741676), (18, 12284730), (20, 11056257), (27, 8189820), (30, 7370838), (36, 6142365), (45, 4913892), (54, 4094910), (60, 3685419), (81, 2729940), (90, 2456946), (108, 2047455), (135, 1637964), (162, 1364970), (173, 1278180), (180, 1228473), (243, 909980), (263, 840780), (270, 818982), (324, 682485), (346, 639090), (405, 545988), (486, 454990), (519, 426060), (526, 420390), (540, 409491), (692, 319545), (789, 280260), (810, 272994), (865, 255636), (972, 227495), (1038, 213030), (1052, 210195), (1215, 181996), (1315, 168156), (1557, 142020), (1578, 140130), (1620, 136497), (1730, 127818), (2076, 106515), (2367, 93420), (2430, 90998), (2595, 85212), (2630, 84078), (3114, 71010), (3156, 70065), (3460, 63909), (3945, 56052), (4671, 47340), (4734, 46710), (4860, 45499), (5190, 42606), (5260, 42039), (6228, 35505), (7101, 31140), (7785, 28404), (7890, 28026), (9342, 23670), (9468, 23355), (10380, 21303), (11835, 18684), (14013, 15780), (14202, 15570)]