218502090

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{223}}^1$

素因数の和:449

約数の個数: 128

約数和(自身を含む): 619315200

約数和(自身を除く): 400813110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 191, 223, 270, 285, 342, 382, 446, 513, 570, 573, 669, 855, 955, 1026, 1115, 1146, 1338, 1710, 1719, 1910, 2007, 2230, 2565, 2865, 3345, 3438, 3629, 4014, 4237, 5130, 5157, 5730, 6021, 6690, 7258, 8474, 8595, 10035, 10314, 10887, 12042, 12711, 17190, 18145, 20070, 21185, 21774, 25422, 25785, 30105, 32661, 36290, 38133, 42370, 42593, 51570, 54435, 60210, 63555, 65322, 76266, 85186, 97983, 108870, 114399, 127110, 127779, 163305, 190665, 195966, 212965, 228798, 255558, 326610, 381330, 383337, 425930, 489915, 571995, 638895, 766674, 809267, 979830, 1143990, 1150011, 1277790, 1618534, 1916685, 2300022, 2427801, 3833370, 4046335, 4855602, 5750055, 7283403, 8092670, 11500110, 12139005, 14566806, 21850209, 24278010, 36417015, 43700418, 72834030, 109251045, 218502090]

約数ペア:

[(1, 218502090), (2, 109251045), (3, 72834030), (5, 43700418), (6, 36417015), (9, 24278010), (10, 21850209), (15, 14566806), (18, 12139005), (19, 11500110), (27, 8092670), (30, 7283403), (38, 5750055), (45, 4855602), (54, 4046335), (57, 3833370), (90, 2427801), (95, 2300022), (114, 1916685), (135, 1618534), (171, 1277790), (190, 1150011), (191, 1143990), (223, 979830), (270, 809267), (285, 766674), (342, 638895), (382, 571995), (446, 489915), (513, 425930), (570, 383337), (573, 381330), (669, 326610), (855, 255558), (955, 228798), (1026, 212965), (1115, 195966), (1146, 190665), (1338, 163305), (1710, 127779), (1719, 127110), (1910, 114399), (2007, 108870), (2230, 97983), (2565, 85186), (2865, 76266), (3345, 65322), (3438, 63555), (3629, 60210), (4014, 54435), (4237, 51570), (5130, 42593), (5157, 42370), (5730, 38133), (6021, 36290), (6690, 32661), (7258, 30105), (8474, 25785), (8595, 25422), (10035, 21774), (10314, 21185), (10887, 20070), (12042, 18145), (12711, 17190)]