161536860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:500

約数の個数: 144

約数和(自身を含む): 520884000

約数和(自身を除く): 359347140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 149, 171, 180, 190, 228, 285, 298, 317, 342, 380, 447, 570, 596, 634, 684, 745, 855, 894, 951, 1140, 1268, 1341, 1490, 1585, 1710, 1788, 1902, 2235, 2682, 2831, 2853, 2980, 3170, 3420, 3804, 4470, 4755, 5364, 5662, 5706, 6023, 6340, 6705, 8493, 8940, 9510, 11324, 11412, 12046, 13410, 14155, 14265, 16986, 18069, 19020, 24092, 25479, 26820, 28310, 28530, 30115, 33972, 36138, 42465, 47233, 50958, 54207, 56620, 57060, 60230, 72276, 84930, 90345, 94466, 101916, 108414, 120460, 127395, 141699, 169860, 180690, 188932, 216828, 236165, 254790, 271035, 283398, 361380, 425097, 472330, 509580, 542070, 566796, 708495, 850194, 897427, 944660, 1084140, 1416990, 1700388, 1794854, 2125485, 2692281, 2833980, 3589708, 4250970, 4487135, 5384562, 8076843, 8501940, 8974270, 10769124, 13461405, 16153686, 17948540, 26922810, 32307372, 40384215, 53845620, 80768430, 161536860]

約数ペア:

[(1, 161536860), (2, 80768430), (3, 53845620), (4, 40384215), (5, 32307372), (6, 26922810), (9, 17948540), (10, 16153686), (12, 13461405), (15, 10769124), (18, 8974270), (19, 8501940), (20, 8076843), (30, 5384562), (36, 4487135), (38, 4250970), (45, 3589708), (57, 2833980), (60, 2692281), (76, 2125485), (90, 1794854), (95, 1700388), (114, 1416990), (149, 1084140), (171, 944660), (180, 897427), (190, 850194), (228, 708495), (285, 566796), (298, 542070), (317, 509580), (342, 472330), (380, 425097), (447, 361380), (570, 283398), (596, 271035), (634, 254790), (684, 236165), (745, 216828), (855, 188932), (894, 180690), (951, 169860), (1140, 141699), (1268, 127395), (1341, 120460), (1490, 108414), (1585, 101916), (1710, 94466), (1788, 90345), (1902, 84930), (2235, 72276), (2682, 60230), (2831, 57060), (2853, 56620), (2980, 54207), (3170, 50958), (3420, 47233), (3804, 42465), (4470, 36138), (4755, 33972), (5364, 30115), (5662, 28530), (5706, 28310), (6023, 26820), (6340, 25479), (6705, 24092), (8493, 19020), (8940, 18069), (9510, 16986), (11324, 14265), (11412, 14155), (12046, 13410)]