1271516940

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{4289}}^1$

素因数の和:4374

約数の個数: 144

約数和(自身を含む): 4066302240

約数和(自身を除く): 2794785300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 81, 90, 108, 122, 135, 162, 180, 183, 243, 244, 270, 305, 324, 366, 405, 486, 540, 549, 610, 732, 810, 915, 972, 1098, 1215, 1220, 1620, 1647, 1830, 2196, 2430, 2745, 3294, 3660, 4289, 4860, 4941, 5490, 6588, 8235, 8578, 9882, 10980, 12867, 14823, 16470, 17156, 19764, 21445, 24705, 25734, 29646, 32940, 38601, 42890, 49410, 51468, 59292, 64335, 74115, 77202, 85780, 98820, 115803, 128670, 148230, 154404, 193005, 231606, 257340, 261629, 296460, 347409, 386010, 463212, 523258, 579015, 694818, 772020, 784887, 1042227, 1046516, 1158030, 1308145, 1389636, 1569774, 1737045, 2084454, 2316060, 2354661, 2616290, 3139548, 3474090, 3924435, 4168908, 4709322, 5211135, 5232580, 6948180, 7063983, 7848870, 9418644, 10422270, 11773305, 14127966, 15697740, 20844540, 21191949, 23546610, 28255932, 35319915, 42383898, 47093220, 63575847, 70639830, 84767796, 105959745, 127151694, 141279660, 211919490, 254303388, 317879235, 423838980, 635758470, 1271516940]

約数ペア:

[(1, 1271516940), (2, 635758470), (3, 423838980), (4, 317879235), (5, 254303388), (6, 211919490), (9, 141279660), (10, 127151694), (12, 105959745), (15, 84767796), (18, 70639830), (20, 63575847), (27, 47093220), (30, 42383898), (36, 35319915), (45, 28255932), (54, 23546610), (60, 21191949), (61, 20844540), (81, 15697740), (90, 14127966), (108, 11773305), (122, 10422270), (135, 9418644), (162, 7848870), (180, 7063983), (183, 6948180), (243, 5232580), (244, 5211135), (270, 4709322), (305, 4168908), (324, 3924435), (366, 3474090), (405, 3139548), (486, 2616290), (540, 2354661), (549, 2316060), (610, 2084454), (732, 1737045), (810, 1569774), (915, 1389636), (972, 1308145), (1098, 1158030), (1215, 1046516), (1220, 1042227), (1620, 784887), (1647, 772020), (1830, 694818), (2196, 579015), (2430, 523258), (2745, 463212), (3294, 386010), (3660, 347409), (4289, 296460), (4860, 261629), (4941, 257340), (5490, 231606), (6588, 193005), (8235, 154404), (8578, 148230), (9882, 128670), (10980, 115803), (12867, 98820), (14823, 85780), (16470, 77202), (17156, 74115), (19764, 64335), (21445, 59292), (24705, 51468), (25734, 49410), (29646, 42890), (32940, 38601)]