1213212510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:447

約数の個数: 192

約数和(自身を含む): 3508876800

約数和(自身を除く): 2295664290

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 23, 30, 38, 45, 46, 57, 69, 90, 95, 109, 114, 115, 138, 171, 190, 207, 218, 230, 283, 285, 327, 342, 345, 414, 437, 545, 566, 570, 654, 690, 849, 855, 874, 981, 1035, 1090, 1311, 1415, 1635, 1698, 1710, 1962, 2070, 2071, 2185, 2507, 2547, 2622, 2830, 3270, 3933, 4142, 4245, 4370, 4905, 5014, 5094, 5377, 6213, 6509, 6555, 7521, 7866, 8490, 9810, 10355, 10754, 12426, 12535, 12735, 13018, 13110, 15042, 16131, 18639, 19527, 19665, 20710, 22563, 25070, 25470, 26885, 30847, 31065, 32262, 32545, 37278, 37605, 39054, 39330, 45126, 47633, 48393, 53770, 58581, 61694, 62130, 65090, 75210, 80655, 92541, 93195, 95266, 96786, 97635, 112815, 117162, 123671, 142899, 154235, 161310, 185082, 186390, 195270, 225630, 238165, 241965, 247342, 277623, 285798, 292905, 308470, 371013, 428697, 462705, 476330, 483930, 555246, 585810, 586093, 618355, 709481, 714495, 742026, 857394, 925410, 1113039, 1172186, 1236710, 1388115, 1418962, 1428990, 1758279, 1855065, 2128443, 2143485, 2226078, 2776230, 2930465, 3516558, 3547405, 3710130, 4256886, 4286970, 5274837, 5565195, 5860930, 6385329, 7094810, 8791395, 10549674, 10642215, 11130390, 12770658, 13480139, 17582790, 21284430, 26374185, 26960278, 31926645, 40440417, 52748370, 63853290, 67400695, 80880834, 121321251, 134801390, 202202085, 242642502, 404404170, 606606255, 1213212510]

約数ペア:

[(1, 1213212510), (2, 606606255), (3, 404404170), (5, 242642502), (6, 202202085), (9, 134801390), (10, 121321251), (15, 80880834), (18, 67400695), (19, 63853290), (23, 52748370), (30, 40440417), (38, 31926645), (45, 26960278), (46, 26374185), (57, 21284430), (69, 17582790), (90, 13480139), (95, 12770658), (109, 11130390), (114, 10642215), (115, 10549674), (138, 8791395), (171, 7094810), (190, 6385329), (207, 5860930), (218, 5565195), (230, 5274837), (283, 4286970), (285, 4256886), (327, 3710130), (342, 3547405), (345, 3516558), (414, 2930465), (437, 2776230), (545, 2226078), (566, 2143485), (570, 2128443), (654, 1855065), (690, 1758279), (849, 1428990), (855, 1418962), (874, 1388115), (981, 1236710), (1035, 1172186), (1090, 1113039), (1311, 925410), (1415, 857394), (1635, 742026), (1698, 714495), (1710, 709481), (1962, 618355), (2070, 586093), (2071, 585810), (2185, 555246), (2507, 483930), (2547, 476330), (2622, 462705), (2830, 428697), (3270, 371013), (3933, 308470), (4142, 292905), (4245, 285798), (4370, 277623), (4905, 247342), (5014, 241965), (5094, 238165), (5377, 225630), (6213, 195270), (6509, 186390), (6555, 185082), (7521, 161310), (7866, 154235), (8490, 142899), (9810, 123671), (10355, 117162), (10754, 112815), (12426, 97635), (12535, 96786), (12735, 95266), (13018, 93195), (13110, 92541), (15042, 80655), (16131, 75210), (18639, 65090), (19527, 62130), (19665, 61694), (20710, 58581), (22563, 53770), (25070, 48393), (25470, 47633), (26885, 45126), (30847, 39330), (31065, 39054), (32262, 37605), (32545, 37278)]