647630640

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5879}}^1$

素因数の和:5921

約数の個数: 200

約数和(自身を含む): 2382035040

約数和(自身を除く): 1734404400

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, 81, 85, 90, 102, 108, 120, 135, 136, 144, 153, 162, 170, 180, 204, 216, 240, 255, 270, 272, 306, 324, 340, 360, 405, 408, 432, 459, 510, 540, 612, 648, 680, 720, 765, 810, 816, 918, 1020, 1080, 1224, 1296, 1360, 1377, 1530, 1620, 1836, 2040, 2160, 2295, 2448, 2754, 3060, 3240, 3672, 4080, 4590, 5508, 5879, 6120, 6480, 6885, 7344, 9180, 11016, 11758, 12240, 13770, 17637, 18360, 22032, 23516, 27540, 29395, 35274, 36720, 47032, 52911, 55080, 58790, 70548, 88185, 94064, 99943, 105822, 110160, 117580, 141096, 158733, 176370, 199886, 211644, 235160, 264555, 282192, 299829, 317466, 352740, 399772, 423288, 470320, 476199, 499715, 529110, 599658, 634932, 705480, 793665, 799544, 846576, 899487, 952398, 999430, 1058220, 1199316, 1269864, 1410960, 1499145, 1587330, 1599088, 1798974, 1904796, 1998860, 2116440, 2380995, 2398632, 2539728, 2698461, 2998290, 3174660, 3597948, 3809592, 3997720, 4232880, 4497435, 4761990, 4797264, 5396922, 5996580, 6349320, 7195896, 7619184, 7995440, 8095383, 8994870, 9523980, 10793844, 11993160, 12698640, 13492305, 14391792, 16190766, 17989740, 19047960, 21587688, 23986320, 26984610, 32381532, 35979480, 38095920, 40476915, 43175376, 53969220, 64763064, 71958960, 80953830, 107938440, 129526128, 161907660, 215876880, 323815320, 647630640]

約数ペア:

[(1, 647630640), (2, 323815320), (3, 215876880), (4, 161907660), (5, 129526128), (6, 107938440), (8, 80953830), (9, 71958960), (10, 64763064), (12, 53969220), (15, 43175376), (16, 40476915), (17, 38095920), (18, 35979480), (20, 32381532), (24, 26984610), (27, 23986320), (30, 21587688), (34, 19047960), (36, 17989740), (40, 16190766), (45, 14391792), (48, 13492305), (51, 12698640), (54, 11993160), (60, 10793844), (68, 9523980), (72, 8994870), (80, 8095383), (81, 7995440), (85, 7619184), (90, 7195896), (102, 6349320), (108, 5996580), (120, 5396922), (135, 4797264), (136, 4761990), (144, 4497435), (153, 4232880), (162, 3997720), (170, 3809592), (180, 3597948), (204, 3174660), (216, 2998290), (240, 2698461), (255, 2539728), (270, 2398632), (272, 2380995), (306, 2116440), (324, 1998860), (340, 1904796), (360, 1798974), (405, 1599088), (408, 1587330), (432, 1499145), (459, 1410960), (510, 1269864), (540, 1199316), (612, 1058220), (648, 999430), (680, 952398), (720, 899487), (765, 846576), (810, 799544), (816, 793665), (918, 705480), (1020, 634932), (1080, 599658), (1224, 529110), (1296, 499715), (1360, 476199), (1377, 470320), (1530, 423288), (1620, 399772), (1836, 352740), (2040, 317466), (2160, 299829), (2295, 282192), (2448, 264555), (2754, 235160), (3060, 211644), (3240, 199886), (3672, 176370), (4080, 158733), (4590, 141096), (5508, 117580), (5879, 110160), (6120, 105822), (6480, 99943), (6885, 94064), (7344, 88185), (9180, 70548), (11016, 58790), (11758, 55080), (12240, 52911), (13770, 47032), (17637, 36720), (18360, 35274), (22032, 29395), (23516, 27540)]