215108790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:294

約数の個数: 128

約数和(自身を含む): 579059712

約数和(自身を除く): 363950922

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 43, 65, 78, 86, 101, 127, 129, 130, 195, 202, 215, 254, 258, 303, 381, 390, 430, 505, 559, 606, 635, 645, 762, 1010, 1118, 1270, 1290, 1313, 1515, 1651, 1677, 1905, 2626, 2795, 3030, 3302, 3354, 3810, 3939, 4343, 4953, 5461, 5590, 6565, 7878, 8255, 8385, 8686, 9906, 10922, 12827, 13029, 13130, 16383, 16510, 16770, 19695, 21715, 24765, 25654, 26058, 27305, 32766, 38481, 39390, 43430, 49530, 54610, 56459, 64135, 65145, 70993, 76962, 81915, 112918, 128270, 130290, 141986, 163830, 166751, 169377, 192405, 212979, 282295, 333502, 338754, 354965, 384810, 425958, 500253, 551561, 564590, 709930, 833755, 846885, 1000506, 1064895, 1103122, 1654683, 1667510, 1693770, 2129790, 2501265, 2757805, 3309366, 5002530, 5515610, 7170293, 8273415, 14340586, 16546830, 21510879, 35851465, 43021758, 71702930, 107554395, 215108790]

約数ペア:

[(1, 215108790), (2, 107554395), (3, 71702930), (5, 43021758), (6, 35851465), (10, 21510879), (13, 16546830), (15, 14340586), (26, 8273415), (30, 7170293), (39, 5515610), (43, 5002530), (65, 3309366), (78, 2757805), (86, 2501265), (101, 2129790), (127, 1693770), (129, 1667510), (130, 1654683), (195, 1103122), (202, 1064895), (215, 1000506), (254, 846885), (258, 833755), (303, 709930), (381, 564590), (390, 551561), (430, 500253), (505, 425958), (559, 384810), (606, 354965), (635, 338754), (645, 333502), (762, 282295), (1010, 212979), (1118, 192405), (1270, 169377), (1290, 166751), (1313, 163830), (1515, 141986), (1651, 130290), (1677, 128270), (1905, 112918), (2626, 81915), (2795, 76962), (3030, 70993), (3302, 65145), (3354, 64135), (3810, 56459), (3939, 54610), (4343, 49530), (4953, 43430), (5461, 39390), (5590, 38481), (6565, 32766), (7878, 27305), (8255, 26058), (8385, 25654), (8686, 24765), (9906, 21715), (10922, 19695), (12827, 16770), (13029, 16510), (13130, 16383)]