40189020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:132

約数の個数: 144

約数和(自身を含む): 126118944

約数和(自身を除く): 85929924

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 41, 51, 60, 62, 68, 82, 85, 93, 102, 123, 124, 155, 164, 170, 186, 204, 205, 246, 255, 310, 340, 372, 410, 465, 492, 510, 527, 615, 620, 697, 820, 930, 961, 1020, 1054, 1230, 1271, 1394, 1581, 1860, 1922, 2091, 2108, 2460, 2542, 2635, 2788, 2883, 3162, 3485, 3813, 3844, 4182, 4805, 5084, 5270, 5766, 6324, 6355, 6970, 7626, 7905, 8364, 9610, 10455, 10540, 11532, 12710, 13940, 14415, 15252, 15810, 16337, 19065, 19220, 20910, 21607, 25420, 28830, 31620, 32674, 38130, 39401, 41820, 43214, 49011, 57660, 64821, 65348, 76260, 78802, 81685, 86428, 98022, 108035, 118203, 129642, 157604, 163370, 196044, 197005, 216070, 236406, 245055, 259284, 324105, 326740, 394010, 432140, 472812, 490110, 591015, 648210, 669817, 788020, 980220, 1182030, 1296420, 1339634, 2009451, 2364060, 2679268, 3349085, 4018902, 6698170, 8037804, 10047255, 13396340, 20094510, 40189020]

約数ペア:

[(1, 40189020), (2, 20094510), (3, 13396340), (4, 10047255), (5, 8037804), (6, 6698170), (10, 4018902), (12, 3349085), (15, 2679268), (17, 2364060), (20, 2009451), (30, 1339634), (31, 1296420), (34, 1182030), (41, 980220), (51, 788020), (60, 669817), (62, 648210), (68, 591015), (82, 490110), (85, 472812), (93, 432140), (102, 394010), (123, 326740), (124, 324105), (155, 259284), (164, 245055), (170, 236406), (186, 216070), (204, 197005), (205, 196044), (246, 163370), (255, 157604), (310, 129642), (340, 118203), (372, 108035), (410, 98022), (465, 86428), (492, 81685), (510, 78802), (527, 76260), (615, 65348), (620, 64821), (697, 57660), (820, 49011), (930, 43214), (961, 41820), (1020, 39401), (1054, 38130), (1230, 32674), (1271, 31620), (1394, 28830), (1581, 25420), (1860, 21607), (1922, 20910), (2091, 19220), (2108, 19065), (2460, 16337), (2542, 15810), (2635, 15252), (2788, 14415), (2883, 13940), (3162, 12710), (3485, 11532), (3813, 10540), (3844, 10455), (4182, 9610), (4805, 8364), (5084, 7905), (5270, 7626), (5766, 6970), (6324, 6355)]