66418020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{263}}^1$

素因数の和:362

約数の個数: 144

約数和(自身を含む): 214486272

約数和(自身を除く): 148068252

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 61, 69, 90, 92, 115, 122, 138, 180, 183, 207, 230, 244, 263, 276, 305, 345, 366, 414, 460, 526, 549, 610, 690, 732, 789, 828, 915, 1035, 1052, 1098, 1220, 1315, 1380, 1403, 1578, 1830, 2070, 2196, 2367, 2630, 2745, 2806, 3156, 3660, 3945, 4140, 4209, 4734, 5260, 5490, 5612, 6049, 7015, 7890, 8418, 9468, 10980, 11835, 12098, 12627, 14030, 15780, 16043, 16836, 18147, 21045, 23670, 24196, 25254, 28060, 30245, 32086, 36294, 42090, 47340, 48129, 50508, 54441, 60490, 63135, 64172, 72588, 80215, 84180, 90735, 96258, 108882, 120980, 126270, 144387, 160430, 181470, 192516, 217764, 240645, 252540, 272205, 288774, 320860, 362940, 368989, 481290, 544410, 577548, 721935, 737978, 962580, 1088820, 1106967, 1443870, 1475956, 1844945, 2213934, 2887740, 3320901, 3689890, 4427868, 5534835, 6641802, 7379780, 11069670, 13283604, 16604505, 22139340, 33209010, 66418020]

約数ペア:

[(1, 66418020), (2, 33209010), (3, 22139340), (4, 16604505), (5, 13283604), (6, 11069670), (9, 7379780), (10, 6641802), (12, 5534835), (15, 4427868), (18, 3689890), (20, 3320901), (23, 2887740), (30, 2213934), (36, 1844945), (45, 1475956), (46, 1443870), (60, 1106967), (61, 1088820), (69, 962580), (90, 737978), (92, 721935), (115, 577548), (122, 544410), (138, 481290), (180, 368989), (183, 362940), (207, 320860), (230, 288774), (244, 272205), (263, 252540), (276, 240645), (305, 217764), (345, 192516), (366, 181470), (414, 160430), (460, 144387), (526, 126270), (549, 120980), (610, 108882), (690, 96258), (732, 90735), (789, 84180), (828, 80215), (915, 72588), (1035, 64172), (1052, 63135), (1098, 60490), (1220, 54441), (1315, 50508), (1380, 48129), (1403, 47340), (1578, 42090), (1830, 36294), (2070, 32086), (2196, 30245), (2367, 28060), (2630, 25254), (2745, 24196), (2806, 23670), (3156, 21045), (3660, 18147), (3945, 16836), (4140, 16043), (4209, 15780), (4734, 14030), (5260, 12627), (5490, 12098), (5612, 11835), (6049, 10980), (7015, 9468), (7890, 8418)]