19204560

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1$

素因数の和:562

約数の個数: 160

約数和(自身を含む): 70174080

約数和(自身を除く): 50969520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 85, 90, 102, 108, 120, 135, 136, 144, 153, 170, 180, 204, 216, 240, 255, 270, 272, 306, 340, 360, 408, 432, 459, 510, 523, 540, 612, 680, 720, 765, 816, 918, 1020, 1046, 1080, 1224, 1360, 1530, 1569, 1836, 2040, 2092, 2160, 2295, 2448, 2615, 3060, 3138, 3672, 4080, 4184, 4590, 4707, 5230, 6120, 6276, 7344, 7845, 8368, 8891, 9180, 9414, 10460, 12240, 12552, 14121, 15690, 17782, 18360, 18828, 20920, 23535, 25104, 26673, 28242, 31380, 35564, 36720, 37656, 41840, 44455, 47070, 53346, 56484, 62760, 70605, 71128, 75312, 80019, 88910, 94140, 106692, 112968, 125520, 133365, 141210, 142256, 160038, 177820, 188280, 213384, 225936, 240057, 266730, 282420, 320076, 355640, 376560, 400095, 426768, 480114, 533460, 564840, 640152, 711280, 800190, 960228, 1066920, 1129680, 1200285, 1280304, 1600380, 1920456, 2133840, 2400570, 3200760, 3840912, 4801140, 6401520, 9602280, 19204560]

約数ペア:

[(1, 19204560), (2, 9602280), (3, 6401520), (4, 4801140), (5, 3840912), (6, 3200760), (8, 2400570), (9, 2133840), (10, 1920456), (12, 1600380), (15, 1280304), (16, 1200285), (17, 1129680), (18, 1066920), (20, 960228), (24, 800190), (27, 711280), (30, 640152), (34, 564840), (36, 533460), (40, 480114), (45, 426768), (48, 400095), (51, 376560), (54, 355640), (60, 320076), (68, 282420), (72, 266730), (80, 240057), (85, 225936), (90, 213384), (102, 188280), (108, 177820), (120, 160038), (135, 142256), (136, 141210), (144, 133365), (153, 125520), (170, 112968), (180, 106692), (204, 94140), (216, 88910), (240, 80019), (255, 75312), (270, 71128), (272, 70605), (306, 62760), (340, 56484), (360, 53346), (408, 47070), (432, 44455), (459, 41840), (510, 37656), (523, 36720), (540, 35564), (612, 31380), (680, 28242), (720, 26673), (765, 25104), (816, 23535), (918, 20920), (1020, 18828), (1046, 18360), (1080, 17782), (1224, 15690), (1360, 14121), (1530, 12552), (1569, 12240), (1836, 10460), (2040, 9414), (2092, 9180), (2160, 8891), (2295, 8368), (2448, 7845), (2615, 7344), (3060, 6276), (3138, 6120), (3672, 5230), (4080, 4707), (4184, 4590)]