388228320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15859}}^1$

素因数の和:15897

約数の個数: 144

約数和(自身を含む): 1402848720

約数和(自身を除く): 1014620400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1224, 1360, 1440, 1530, 1632, 2040, 2448, 2720, 3060, 4080, 4896, 6120, 8160, 12240, 15859, 24480, 31718, 47577, 63436, 79295, 95154, 126872, 142731, 158590, 190308, 237885, 253744, 269603, 285462, 317180, 380616, 475770, 507488, 539206, 570924, 634360, 713655, 761232, 808809, 951540, 1078412, 1141848, 1268720, 1348015, 1427310, 1522464, 1617618, 1903080, 2156824, 2283696, 2426427, 2537440, 2696030, 2854620, 3235236, 3806160, 4044045, 4313648, 4567392, 4852854, 5392060, 5709240, 6470472, 7612320, 8088090, 8627296, 9705708, 10784120, 11418480, 12132135, 12940944, 16176180, 19411416, 21568240, 22836960, 24264270, 25881888, 32352360, 38822832, 43136480, 48528540, 64704720, 77645664, 97057080, 129409440, 194114160, 388228320]

約数ペア:

[(1, 388228320), (2, 194114160), (3, 129409440), (4, 97057080), (5, 77645664), (6, 64704720), (8, 48528540), (9, 43136480), (10, 38822832), (12, 32352360), (15, 25881888), (16, 24264270), (17, 22836960), (18, 21568240), (20, 19411416), (24, 16176180), (30, 12940944), (32, 12132135), (34, 11418480), (36, 10784120), (40, 9705708), (45, 8627296), (48, 8088090), (51, 7612320), (60, 6470472), (68, 5709240), (72, 5392060), (80, 4852854), (85, 4567392), (90, 4313648), (96, 4044045), (102, 3806160), (120, 3235236), (136, 2854620), (144, 2696030), (153, 2537440), (160, 2426427), (170, 2283696), (180, 2156824), (204, 1903080), (240, 1617618), (255, 1522464), (272, 1427310), (288, 1348015), (306, 1268720), (340, 1141848), (360, 1078412), (408, 951540), (480, 808809), (510, 761232), (544, 713655), (612, 634360), (680, 570924), (720, 539206), (765, 507488), (816, 475770), (1020, 380616), (1224, 317180), (1360, 285462), (1440, 269603), (1530, 253744), (1632, 237885), (2040, 190308), (2448, 158590), (2720, 142731), (3060, 126872), (4080, 95154), (4896, 79295), (6120, 63436), (8160, 47577), (12240, 31718), (15859, 24480)]