1209022440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8693}}^1$

素因数の和:8787

約数の個数: 128

約数和(自身を含む): 3881001600

約数和(自身を除く): 2671979160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 61, 76, 95, 114, 120, 122, 152, 183, 190, 228, 244, 285, 305, 366, 380, 456, 488, 570, 610, 732, 760, 915, 1140, 1159, 1220, 1464, 1830, 2280, 2318, 2440, 3477, 3660, 4636, 5795, 6954, 7320, 8693, 9272, 11590, 13908, 17385, 17386, 23180, 26079, 27816, 34770, 34772, 43465, 46360, 52158, 69540, 69544, 86930, 104316, 130395, 139080, 165167, 173860, 208632, 260790, 330334, 347720, 495501, 521580, 530273, 660668, 825835, 991002, 1043160, 1060546, 1321336, 1590819, 1651670, 1982004, 2121092, 2477505, 2651365, 3181638, 3303340, 3964008, 4242184, 4955010, 5302730, 6363276, 6606680, 7954095, 9910020, 10075187, 10605460, 12726552, 15908190, 19820040, 20150374, 21210920, 30225561, 31816380, 40300748, 50375935, 60451122, 63632760, 80601496, 100751870, 120902244, 151127805, 201503740, 241804488, 302255610, 403007480, 604511220, 1209022440]

約数ペア:

[(1, 1209022440), (2, 604511220), (3, 403007480), (4, 302255610), (5, 241804488), (6, 201503740), (8, 151127805), (10, 120902244), (12, 100751870), (15, 80601496), (19, 63632760), (20, 60451122), (24, 50375935), (30, 40300748), (38, 31816380), (40, 30225561), (57, 21210920), (60, 20150374), (61, 19820040), (76, 15908190), (95, 12726552), (114, 10605460), (120, 10075187), (122, 9910020), (152, 7954095), (183, 6606680), (190, 6363276), (228, 5302730), (244, 4955010), (285, 4242184), (305, 3964008), (366, 3303340), (380, 3181638), (456, 2651365), (488, 2477505), (570, 2121092), (610, 1982004), (732, 1651670), (760, 1590819), (915, 1321336), (1140, 1060546), (1159, 1043160), (1220, 991002), (1464, 825835), (1830, 660668), (2280, 530273), (2318, 521580), (2440, 495501), (3477, 347720), (3660, 330334), (4636, 260790), (5795, 208632), (6954, 173860), (7320, 165167), (8693, 139080), (9272, 130395), (11590, 104316), (13908, 86930), (17385, 69544), (17386, 69540), (23180, 52158), (26079, 46360), (27816, 43465), (34770, 34772)]