33280020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{263}}^1$

素因数の和:334

約数の個数: 144

約数和(自身を含む): 109549440

約数和(自身を除く): 76269420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 37, 38, 45, 57, 60, 74, 76, 90, 95, 111, 114, 148, 171, 180, 185, 190, 222, 228, 263, 285, 333, 342, 370, 380, 444, 526, 555, 570, 666, 684, 703, 740, 789, 855, 1052, 1110, 1140, 1315, 1332, 1406, 1578, 1665, 1710, 2109, 2220, 2367, 2630, 2812, 3156, 3330, 3420, 3515, 3945, 4218, 4734, 4997, 5260, 6327, 6660, 7030, 7890, 8436, 9468, 9731, 9994, 10545, 11835, 12654, 14060, 14991, 15780, 19462, 19988, 21090, 23670, 24985, 25308, 29193, 29982, 31635, 38924, 42180, 44973, 47340, 48655, 49970, 58386, 59964, 63270, 74955, 87579, 89946, 97310, 99940, 116772, 126540, 145965, 149910, 175158, 179892, 184889, 194620, 224865, 291930, 299820, 350316, 369778, 437895, 449730, 554667, 583860, 739556, 875790, 899460, 924445, 1109334, 1664001, 1751580, 1848890, 2218668, 2773335, 3328002, 3697780, 5546670, 6656004, 8320005, 11093340, 16640010, 33280020]

約数ペア:

[(1, 33280020), (2, 16640010), (3, 11093340), (4, 8320005), (5, 6656004), (6, 5546670), (9, 3697780), (10, 3328002), (12, 2773335), (15, 2218668), (18, 1848890), (19, 1751580), (20, 1664001), (30, 1109334), (36, 924445), (37, 899460), (38, 875790), (45, 739556), (57, 583860), (60, 554667), (74, 449730), (76, 437895), (90, 369778), (95, 350316), (111, 299820), (114, 291930), (148, 224865), (171, 194620), (180, 184889), (185, 179892), (190, 175158), (222, 149910), (228, 145965), (263, 126540), (285, 116772), (333, 99940), (342, 97310), (370, 89946), (380, 87579), (444, 74955), (526, 63270), (555, 59964), (570, 58386), (666, 49970), (684, 48655), (703, 47340), (740, 44973), (789, 42180), (855, 38924), (1052, 31635), (1110, 29982), (1140, 29193), (1315, 25308), (1332, 24985), (1406, 23670), (1578, 21090), (1665, 19988), (1710, 19462), (2109, 15780), (2220, 14991), (2367, 14060), (2630, 12654), (2812, 11835), (3156, 10545), (3330, 9994), (3420, 9731), (3515, 9468), (3945, 8436), (4218, 7890), (4734, 7030), (4997, 6660), (5260, 6327)]