30420180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{3449}}^1$

素因数の和:3478

約数の個数: 108

約数和(自身を含む): 107370900

約数和(自身を除く): 76950720

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 3449, 4410, 6898, 8820, 10347, 13796, 17245, 20694, 24143, 31041, 34490, 41388, 48286, 51735, 62082, 68980, 72429, 96572, 103470, 120715, 124164, 144858, 155205, 169001, 206940, 217287, 241430, 289716, 310410, 338002, 362145, 434574, 482860, 507003, 620820, 676004, 724290, 845005, 869148, 1014006, 1086435, 1448580, 1521009, 1690010, 2028012, 2172870, 2535015, 3042018, 3380020, 4345740, 5070030, 6084036, 7605045, 10140060, 15210090, 30420180]

約数ペア:

[(1, 30420180), (2, 15210090), (3, 10140060), (4, 7605045), (5, 6084036), (6, 5070030), (7, 4345740), (9, 3380020), (10, 3042018), (12, 2535015), (14, 2172870), (15, 2028012), (18, 1690010), (20, 1521009), (21, 1448580), (28, 1086435), (30, 1014006), (35, 869148), (36, 845005), (42, 724290), (45, 676004), (49, 620820), (60, 507003), (63, 482860), (70, 434574), (84, 362145), (90, 338002), (98, 310410), (105, 289716), (126, 241430), (140, 217287), (147, 206940), (180, 169001), (196, 155205), (210, 144858), (245, 124164), (252, 120715), (294, 103470), (315, 96572), (420, 72429), (441, 68980), (490, 62082), (588, 51735), (630, 48286), (735, 41388), (882, 34490), (980, 31041), (1260, 24143), (1470, 20694), (1764, 17245), (2205, 13796), (2940, 10347), (3449, 8820), (4410, 6898)]