201521100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{773}}^1$

素因数の和:880

約数の個数: 144

約数和(自身を含む): 644958720

約数和(自身を除く): 443437620

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 79, 100, 110, 132, 150, 158, 165, 220, 237, 275, 300, 316, 330, 395, 474, 550, 660, 773, 790, 825, 869, 948, 1100, 1185, 1546, 1580, 1650, 1738, 1975, 2319, 2370, 2607, 3092, 3300, 3476, 3865, 3950, 4345, 4638, 4740, 5214, 5925, 7730, 7900, 8503, 8690, 9276, 10428, 11595, 11850, 13035, 15460, 17006, 17380, 19325, 21725, 23190, 23700, 25509, 26070, 34012, 38650, 42515, 43450, 46380, 51018, 52140, 57975, 61067, 65175, 77300, 85030, 86900, 102036, 115950, 122134, 127545, 130350, 170060, 183201, 212575, 231900, 244268, 255090, 260700, 305335, 366402, 425150, 510180, 610670, 637725, 671737, 732804, 850300, 916005, 1221340, 1275450, 1343474, 1526675, 1832010, 2015211, 2550900, 2686948, 3053350, 3358685, 3664020, 4030422, 4580025, 6106700, 6717370, 8060844, 9160050, 10076055, 13434740, 16793425, 18320100, 20152110, 33586850, 40304220, 50380275, 67173700, 100760550, 201521100]

約数ペア:

[(1, 201521100), (2, 100760550), (3, 67173700), (4, 50380275), (5, 40304220), (6, 33586850), (10, 20152110), (11, 18320100), (12, 16793425), (15, 13434740), (20, 10076055), (22, 9160050), (25, 8060844), (30, 6717370), (33, 6106700), (44, 4580025), (50, 4030422), (55, 3664020), (60, 3358685), (66, 3053350), (75, 2686948), (79, 2550900), (100, 2015211), (110, 1832010), (132, 1526675), (150, 1343474), (158, 1275450), (165, 1221340), (220, 916005), (237, 850300), (275, 732804), (300, 671737), (316, 637725), (330, 610670), (395, 510180), (474, 425150), (550, 366402), (660, 305335), (773, 260700), (790, 255090), (825, 244268), (869, 231900), (948, 212575), (1100, 183201), (1185, 170060), (1546, 130350), (1580, 127545), (1650, 122134), (1738, 115950), (1975, 102036), (2319, 86900), (2370, 85030), (2607, 77300), (3092, 65175), (3300, 61067), (3476, 57975), (3865, 52140), (3950, 51018), (4345, 46380), (4638, 43450), (4740, 42515), (5214, 38650), (5925, 34012), (7730, 26070), (7900, 25509), (8503, 23700), (8690, 23190), (9276, 21725), (10428, 19325), (11595, 17380), (11850, 17006), (13035, 15460)]