28282320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3571}}^1$

素因数の和:3601

約数の個数: 120

約数和(自身を含む): 103645152

約数和(自身を除く): 75362832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3571, 3960, 7142, 7920, 10713, 14284, 17855, 21426, 28568, 32139, 35710, 39281, 42852, 53565, 57136, 64278, 71420, 78562, 85704, 107130, 117843, 128556, 142840, 157124, 160695, 171408, 196405, 214260, 235686, 257112, 285680, 314248, 321390, 353529, 392810, 428520, 471372, 514224, 589215, 628496, 642780, 707058, 785620, 857040, 942744, 1178430, 1285560, 1414116, 1571240, 1767645, 1885488, 2356860, 2571120, 2828232, 3142480, 3535290, 4713720, 5656464, 7070580, 9427440, 14141160, 28282320]

約数ペア:

[(1, 28282320), (2, 14141160), (3, 9427440), (4, 7070580), (5, 5656464), (6, 4713720), (8, 3535290), (9, 3142480), (10, 2828232), (11, 2571120), (12, 2356860), (15, 1885488), (16, 1767645), (18, 1571240), (20, 1414116), (22, 1285560), (24, 1178430), (30, 942744), (33, 857040), (36, 785620), (40, 707058), (44, 642780), (45, 628496), (48, 589215), (55, 514224), (60, 471372), (66, 428520), (72, 392810), (80, 353529), (88, 321390), (90, 314248), (99, 285680), (110, 257112), (120, 235686), (132, 214260), (144, 196405), (165, 171408), (176, 160695), (180, 157124), (198, 142840), (220, 128556), (240, 117843), (264, 107130), (330, 85704), (360, 78562), (396, 71420), (440, 64278), (495, 57136), (528, 53565), (660, 42852), (720, 39281), (792, 35710), (880, 32139), (990, 28568), (1320, 21426), (1584, 17855), (1980, 14284), (2640, 10713), (3571, 7920), (3960, 7142)]