30358440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{1721}}^1$

素因数の和:1752

約数の個数: 144

約数和(自身を含む): 114840180

約数和(自身を除く): 84481740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1721, 1764, 1960, 2205, 2520, 2940, 3442, 3528, 4410, 5163, 5880, 6884, 8605, 8820, 10326, 12047, 13768, 15489, 17210, 17640, 20652, 24094, 25815, 30978, 34420, 36141, 41304, 48188, 51630, 60235, 61956, 68840, 72282, 77445, 84329, 96376, 103260, 108423, 120470, 123912, 144564, 154890, 168658, 180705, 206520, 216846, 240940, 252987, 289128, 309780, 337316, 361410, 421645, 433692, 481880, 505974, 542115, 619560, 674632, 722820, 758961, 843290, 867384, 1011948, 1084230, 1264935, 1445640, 1517922, 1686580, 2023896, 2168460, 2529870, 3035844, 3373160, 3794805, 4336920, 5059740, 6071688, 7589610, 10119480, 15179220, 30358440]

約数ペア:

[(1, 30358440), (2, 15179220), (3, 10119480), (4, 7589610), (5, 6071688), (6, 5059740), (7, 4336920), (8, 3794805), (9, 3373160), (10, 3035844), (12, 2529870), (14, 2168460), (15, 2023896), (18, 1686580), (20, 1517922), (21, 1445640), (24, 1264935), (28, 1084230), (30, 1011948), (35, 867384), (36, 843290), (40, 758961), (42, 722820), (45, 674632), (49, 619560), (56, 542115), (60, 505974), (63, 481880), (70, 433692), (72, 421645), (84, 361410), (90, 337316), (98, 309780), (105, 289128), (120, 252987), (126, 240940), (140, 216846), (147, 206520), (168, 180705), (180, 168658), (196, 154890), (210, 144564), (245, 123912), (252, 120470), (280, 108423), (294, 103260), (315, 96376), (360, 84329), (392, 77445), (420, 72282), (441, 68840), (490, 61956), (504, 60235), (588, 51630), (630, 48188), (735, 41304), (840, 36141), (882, 34420), (980, 30978), (1176, 25815), (1260, 24094), (1470, 20652), (1721, 17640), (1764, 17210), (1960, 15489), (2205, 13768), (2520, 12047), (2940, 10326), (3442, 8820), (3528, 8605), (4410, 6884), (5163, 5880)]