72584851.000000000

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:213

約数の個数: 288

約数和(自身を含む): 1378944000

約数和(自身を除く): 986192340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 79, 84, 89, 95, 98, 105, 114, 133, 140, 147, 158, 178, 190, 196, 210, 228, 237, 245, 266, 267, 285, 294, 316, 356, 380, 395, 399, 420, 445, 474, 490, 532, 534, 553, 570, 588, 623, 665, 735, 790, 798, 890, 931, 948, 980, 1068, 1106, 1140, 1185, 1246, 1330, 1335, 1470, 1501, 1580, 1596, 1659, 1691, 1780, 1862, 1869, 1995, 2212, 2370, 2492, 2660, 2670, 2765, 2793, 2940, 3002, 3115, 3318, 3382, 3724, 3738, 3871, 3990, 4361, 4503, 4655, 4740, 5073, 5340, 5530, 5586, 6004, 6230, 6636, 6764, 7031, 7476, 7505, 7742, 7980, 8295, 8455, 8722, 9006, 9310, 9345, 10146, 10507, 11060, 11172, 11613, 11837, 12460, 13083, 13965, 14062, 15010, 15484, 16590, 16910, 17444, 18012, 18620, 18690, 19355, 20292, 21014, 21093, 21805, 22515, 23226, 23674, 25365, 26166, 27930, 28124, 30020, 31521, 33180, 33820, 35155, 35511, 37380, 38710, 42028, 42186, 43610, 45030, 46452, 47348, 49217, 50730, 52332, 52535, 55860, 58065, 59185, 63042, 65415, 70310, 71022, 73549, 77420, 82859, 84372, 87220, 90060, 98434, 101460, 105070, 105465, 116130, 118370, 126084, 130830, 133589, 140620, 142044, 147098, 147651, 157605, 165718, 177555, 196868, 210140, 210930, 220647, 232260, 236740, 246085, 248577, 261660, 267178, 294196, 295302, 315210, 331436, 344519, 355110, 367745, 400767, 414295, 421860, 441294, 492170, 497154, 534356, 590604, 630420, 667945, 689038, 710220, 735490, 738255, 801534, 828590, 882588, 935123, 984340, 994308, 1033557, 1103235, 1242885, 1335890, 1378076, 1470980, 1476510, 1603068, 1657180, 1722595, 1870246, 2003835, 2067114, 2206470, 2485770, 2671780, 2805369, 2953020, 3445190, 3740492, 4007670, 4134228, 4412940, 4675615, 4971540, 5167785, 5610738, 6545861, 6890380, 8015340, 9351230, 10335570, 11221476, 13091722, 14026845, 18702460, 19637583, 20671140, 26183444, 28053690, 32729305, 39275166, 56107380, 65458610, 78550332, 98187915, 130917220, 196375830, 392751660]

約数ペア:

[(1, 392751660), (2, 196375830), (3, 130917220), (4, 98187915), (5, 78550332), (6, 65458610), (7, 56107380), (10, 39275166), (12, 32729305), (14, 28053690), (15, 26183444), (19, 20671140), (20, 19637583), (21, 18702460), (28, 14026845), (30, 13091722), (35, 11221476), (38, 10335570), (42, 9351230), (49, 8015340), (57, 6890380), (60, 6545861), (70, 5610738), (76, 5167785), (79, 4971540), (84, 4675615), (89, 4412940), (95, 4134228), (98, 4007670), (105, 3740492), (114, 3445190), (133, 2953020), (140, 2805369), (147, 2671780), (158, 2485770), (178, 2206470), (190, 2067114), (196, 2003835), (210, 1870246), (228, 1722595), (237, 1657180), (245, 1603068), (266, 1476510), (267, 1470980), (285, 1378076), (294, 1335890), (316, 1242885), (356, 1103235), (380, 1033557), (395, 994308), (399, 984340), (420, 935123), (445, 882588), (474, 828590), (490, 801534), (532, 738255), (534, 735490), (553, 710220), (570, 689038), (588, 667945), (623, 630420), (665, 590604), (735, 534356), (790, 497154), (798, 492170), (890, 441294), (931, 421860), (948, 414295), (980, 400767), (1068, 367745), (1106, 355110), (1140, 344519), (1185, 331436), (1246, 315210), (1330, 295302), (1335, 294196), (1470, 267178), (1501, 261660), (1580, 248577), (1596, 246085), (1659, 236740), (1691, 232260), (1780, 220647), (1862, 210930), (1869, 210140), (1995, 196868), (2212, 177555), (2370, 165718), (2492, 157605), (2660, 147651), (2670, 147098), (2765, 142044), (2793, 140620), (2940, 133589), (3002, 130830), (3115, 126084), (3318, 118370), (3382, 116130), (3724, 105465), (3738, 105070), (3871, 101460), (3990, 98434), (4361, 90060), (4503, 87220), (4655, 84372), (4740, 82859), (5073, 77420), (5340, 73549), (5530, 71022), (5586, 70310), (6004, 65415), (6230, 63042), (6636, 59185), (6764, 58065), (7031, 55860), (7476, 52535), (7505, 52332), (7742, 50730), (7980, 49217), (8295, 47348), (8455, 46452), (8722, 45030), (9006, 43610), (9310, 42186), (9345, 42028), (10146, 38710), (10507, 37380), (11060, 35511), (11172, 35155), (11613, 33820), (11837, 33180), (12460, 31521), (13083, 30020), (13965, 28124), (14062, 27930), (15010, 26166), (15484, 25365), (16590, 23674), (16910, 23226), (17444, 22515), (18012, 21805), (18620, 21093), (18690, 21014), (19355, 20292)]