418895880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1021}}^1$

素因数の和:1311

約数の個数: 128

約数和(自身を含む): 1359832320

約数和(自身を除く): 940936440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 263, 312, 390, 520, 526, 780, 789, 1021, 1052, 1315, 1560, 1578, 2042, 2104, 2630, 3063, 3156, 3419, 3945, 4084, 5105, 5260, 6126, 6312, 6838, 7890, 8168, 10210, 10257, 10520, 12252, 13273, 13676, 15315, 15780, 17095, 20420, 20514, 24504, 26546, 27352, 30630, 31560, 34190, 39819, 40840, 41028, 51285, 53092, 61260, 66365, 68380, 79638, 82056, 102570, 106184, 122520, 132730, 136760, 159276, 199095, 205140, 265460, 268523, 318552, 398190, 410280, 530920, 537046, 796380, 805569, 1074092, 1342615, 1592760, 1611138, 2148184, 2685230, 3222276, 3490799, 4027845, 5370460, 6444552, 6981598, 8055690, 10472397, 10740920, 13963196, 16111380, 17453995, 20944794, 27926392, 32222760, 34907990, 41889588, 52361985, 69815980, 83779176, 104723970, 139631960, 209447940, 418895880]

約数ペア:

[(1, 418895880), (2, 209447940), (3, 139631960), (4, 104723970), (5, 83779176), (6, 69815980), (8, 52361985), (10, 41889588), (12, 34907990), (13, 32222760), (15, 27926392), (20, 20944794), (24, 17453995), (26, 16111380), (30, 13963196), (39, 10740920), (40, 10472397), (52, 8055690), (60, 6981598), (65, 6444552), (78, 5370460), (104, 4027845), (120, 3490799), (130, 3222276), (156, 2685230), (195, 2148184), (260, 1611138), (263, 1592760), (312, 1342615), (390, 1074092), (520, 805569), (526, 796380), (780, 537046), (789, 530920), (1021, 410280), (1052, 398190), (1315, 318552), (1560, 268523), (1578, 265460), (2042, 205140), (2104, 199095), (2630, 159276), (3063, 136760), (3156, 132730), (3419, 122520), (3945, 106184), (4084, 102570), (5105, 82056), (5260, 79638), (6126, 68380), (6312, 66365), (6838, 61260), (7890, 53092), (8168, 51285), (10210, 41028), (10257, 40840), (10520, 39819), (12252, 34190), (13273, 31560), (13676, 30630), (15315, 27352), (15780, 26546), (17095, 24504), (20420, 20514)]