240821280

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{3413}}^1$

素因数の和:3448

約数の個数: 216

約数和(自身を含む): 956254572

約数和(自身を除く): 715433292

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2352, 2520, 2940, 3360, 3413, 3528, 3920, 4410, 4704, 5040, 5880, 6826, 7056, 7840, 8820, 10080, 10239, 11760, 13652, 14112, 17065, 17640, 20478, 23520, 23891, 27304, 30717, 34130, 35280, 40956, 47782, 51195, 54608, 61434, 68260, 70560, 71673, 81912, 95564, 102390, 109216, 119455, 122868, 136520, 143346, 153585, 163824, 167237, 191128, 204780, 215019, 238910, 245736, 273040, 286692, 307170, 327648, 334474, 358365, 382256, 409560, 430038, 477820, 491472, 501711, 546080, 573384, 614340, 668948, 716730, 764512, 819120, 836185, 860076, 955640, 982944, 1003422, 1075095, 1146768, 1228680, 1337896, 1433460, 1505133, 1638240, 1672370, 1720152, 1911280, 2006844, 2150190, 2293536, 2457360, 2508555, 2675792, 2866920, 3010266, 3344740, 3440304, 3822560, 4013688, 4300380, 4914720, 5017110, 5351584, 5733840, 6020532, 6689480, 6880608, 7525665, 8027376, 8600760, 10034220, 11467680, 12041064, 13378960, 15051330, 16054752, 17201520, 20068440, 24082128, 26757920, 30102660, 34403040, 40136880, 48164256, 60205320, 80273760, 120410640, 240821280]

約数ペア:

[(1, 240821280), (2, 120410640), (3, 80273760), (4, 60205320), (5, 48164256), (6, 40136880), (7, 34403040), (8, 30102660), (9, 26757920), (10, 24082128), (12, 20068440), (14, 17201520), (15, 16054752), (16, 15051330), (18, 13378960), (20, 12041064), (21, 11467680), (24, 10034220), (28, 8600760), (30, 8027376), (32, 7525665), (35, 6880608), (36, 6689480), (40, 6020532), (42, 5733840), (45, 5351584), (48, 5017110), (49, 4914720), (56, 4300380), (60, 4013688), (63, 3822560), (70, 3440304), (72, 3344740), (80, 3010266), (84, 2866920), (90, 2675792), (96, 2508555), (98, 2457360), (105, 2293536), (112, 2150190), (120, 2006844), (126, 1911280), (140, 1720152), (144, 1672370), (147, 1638240), (160, 1505133), (168, 1433460), (180, 1337896), (196, 1228680), (210, 1146768), (224, 1075095), (240, 1003422), (245, 982944), (252, 955640), (280, 860076), (288, 836185), (294, 819120), (315, 764512), (336, 716730), (360, 668948), (392, 614340), (420, 573384), (441, 546080), (480, 501711), (490, 491472), (504, 477820), (560, 430038), (588, 409560), (630, 382256), (672, 358365), (720, 334474), (735, 327648), (784, 307170), (840, 286692), (882, 273040), (980, 245736), (1008, 238910), (1120, 215019), (1176, 204780), (1260, 191128), (1440, 167237), (1470, 163824), (1568, 153585), (1680, 143346), (1764, 136520), (1960, 122868), (2016, 119455), (2205, 109216), (2352, 102390), (2520, 95564), (2940, 81912), (3360, 71673), (3413, 70560), (3528, 68260), (3920, 61434), (4410, 54608), (4704, 51195), (5040, 47782), (5880, 40956), (6826, 35280), (7056, 34130), (7840, 30717), (8820, 27304), (10080, 23891), (10239, 23520), (11760, 20478), (13652, 17640), (14112, 17065)]