123449220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{8263}}^1$

素因数の和:8361

約数の個数: 72

約数和(自身を含む): 379020096

約数和(自身を除く): 255570876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1494, 1660, 2490, 2988, 3735, 4980, 7470, 8263, 14940, 16526, 24789, 33052, 41315, 49578, 74367, 82630, 99156, 123945, 148734, 165260, 247890, 297468, 371835, 495780, 685829, 743670, 1371658, 1487340, 2057487, 2743316, 3429145, 4114974, 6172461, 6858290, 8229948, 10287435, 12344922, 13716580, 20574870, 24689844, 30862305, 41149740, 61724610, 123449220]

約数ペア:

[(1, 123449220), (2, 61724610), (3, 41149740), (4, 30862305), (5, 24689844), (6, 20574870), (9, 13716580), (10, 12344922), (12, 10287435), (15, 8229948), (18, 6858290), (20, 6172461), (30, 4114974), (36, 3429145), (45, 2743316), (60, 2057487), (83, 1487340), (90, 1371658), (166, 743670), (180, 685829), (249, 495780), (332, 371835), (415, 297468), (498, 247890), (747, 165260), (830, 148734), (996, 123945), (1245, 99156), (1494, 82630), (1660, 74367), (2490, 49578), (2988, 41315), (3735, 33052), (4980, 24789), (7470, 16526), (8263, 14940)]