28285680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6203}}^1$

素因数の和:6238

約数の個数: 80

約数和(自身を含む): 92315520

約数和(自身を除く): 64029840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 6203, 12406, 18609, 24812, 31015, 37218, 49624, 62030, 74436, 93045, 99248, 117857, 124060, 148872, 186090, 235714, 248120, 297744, 353571, 372180, 471428, 496240, 589285, 707142, 744360, 942856, 1178570, 1414284, 1488720, 1767855, 1885712, 2357140, 2828568, 3535710, 4714280, 5657136, 7071420, 9428560, 14142840, 28285680]

約数ペア:

[(1, 28285680), (2, 14142840), (3, 9428560), (4, 7071420), (5, 5657136), (6, 4714280), (8, 3535710), (10, 2828568), (12, 2357140), (15, 1885712), (16, 1767855), (19, 1488720), (20, 1414284), (24, 1178570), (30, 942856), (38, 744360), (40, 707142), (48, 589285), (57, 496240), (60, 471428), (76, 372180), (80, 353571), (95, 297744), (114, 248120), (120, 235714), (152, 186090), (190, 148872), (228, 124060), (240, 117857), (285, 99248), (304, 93045), (380, 74436), (456, 62030), (570, 49624), (760, 37218), (912, 31015), (1140, 24812), (1520, 18609), (2280, 12406), (4560, 6203)]