215265960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6571}}^1$

素因数の和:6608

約数の個数: 192

約数和(自身を含む): 861194880

約数和(自身を除く): 645928920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4680, 5460, 6552, 6571, 8190, 10920, 13142, 16380, 19713, 26284, 32760, 32855, 39426, 45997, 52568, 59139, 65710, 78852, 85423, 91994, 98565, 118278, 131420, 137991, 157704, 170846, 183988, 197130, 229985, 236556, 256269, 262840, 275982, 295695, 341692, 367976, 394260, 413973, 427115, 459970, 473112, 512538, 551964, 591390, 597961, 683384, 689955, 768807, 788520, 827946, 854230, 919940, 1025076, 1103928, 1182780, 1195922, 1281345, 1379910, 1537614, 1655892, 1708460, 1793883, 1839880, 2050152, 2069865, 2365560, 2391844, 2562690, 2759820, 2989805, 3075228, 3311784, 3416920, 3587766, 3844035, 4139730, 4783688, 5125380, 5381649, 5519640, 5979610, 6150456, 7175532, 7688070, 8279460, 8969415, 10250760, 10763298, 11959220, 14351064, 15376140, 16558920, 17938830, 21526596, 23918440, 26908245, 30752280, 35877660, 43053192, 53816490, 71755320, 107632980, 215265960]

約数ペア:

[(1, 215265960), (2, 107632980), (3, 71755320), (4, 53816490), (5, 43053192), (6, 35877660), (7, 30752280), (8, 26908245), (9, 23918440), (10, 21526596), (12, 17938830), (13, 16558920), (14, 15376140), (15, 14351064), (18, 11959220), (20, 10763298), (21, 10250760), (24, 8969415), (26, 8279460), (28, 7688070), (30, 7175532), (35, 6150456), (36, 5979610), (39, 5519640), (40, 5381649), (42, 5125380), (45, 4783688), (52, 4139730), (56, 3844035), (60, 3587766), (63, 3416920), (65, 3311784), (70, 3075228), (72, 2989805), (78, 2759820), (84, 2562690), (90, 2391844), (91, 2365560), (104, 2069865), (105, 2050152), (117, 1839880), (120, 1793883), (126, 1708460), (130, 1655892), (140, 1537614), (156, 1379910), (168, 1281345), (180, 1195922), (182, 1182780), (195, 1103928), (210, 1025076), (234, 919940), (252, 854230), (260, 827946), (273, 788520), (280, 768807), (312, 689955), (315, 683384), (360, 597961), (364, 591390), (390, 551964), (420, 512538), (455, 473112), (468, 459970), (504, 427115), (520, 413973), (546, 394260), (585, 367976), (630, 341692), (728, 295695), (780, 275982), (819, 262840), (840, 256269), (910, 236556), (936, 229985), (1092, 197130), (1170, 183988), (1260, 170846), (1365, 157704), (1560, 137991), (1638, 131420), (1820, 118278), (2184, 98565), (2340, 91994), (2520, 85423), (2730, 78852), (3276, 65710), (3640, 59139), (4095, 52568), (4680, 45997), (5460, 39426), (6552, 32855), (6571, 32760), (8190, 26284), (10920, 19713), (13142, 16380)]