28178128980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{284111}}^1$

素因数の和:284174

約数の個数: 144

約数和(自身を含む): 93075091200

約数和(自身を除く): 64896962220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 29, 30, 36, 38, 45, 57, 58, 60, 76, 87, 90, 95, 114, 116, 145, 171, 174, 180, 190, 228, 261, 285, 290, 342, 348, 380, 435, 522, 551, 570, 580, 684, 855, 870, 1044, 1102, 1140, 1305, 1653, 1710, 1740, 2204, 2610, 2755, 3306, 3420, 4959, 5220, 5510, 6612, 8265, 9918, 11020, 16530, 19836, 24795, 33060, 49590, 99180, 284111, 568222, 852333, 1136444, 1420555, 1704666, 2556999, 2841110, 3409332, 4261665, 5113998, 5398109, 5682220, 8239219, 8523330, 10227996, 10796218, 12784995, 16194327, 16478438, 17046660, 21592436, 24717657, 25569990, 26990545, 32388654, 32956876, 41196095, 48582981, 49435314, 51139980, 53981090, 64777308, 74152971, 80971635, 82392190, 97165962, 98870628, 107962180, 123588285, 148305942, 156545161, 161943270, 164784380, 194331924, 242914905, 247176570, 296611884, 313090322, 323886540, 370764855, 469635483, 485829810, 494353140, 626180644, 741529710, 782725805, 939270966, 971659620, 1408906449, 1483059420, 1565451610, 1878541932, 2348177415, 2817812898, 3130903220, 4696354830, 5635625796, 7044532245, 9392709660, 14089064490, 28178128980]

約数ペア:

[(1, 28178128980), (2, 14089064490), (3, 9392709660), (4, 7044532245), (5, 5635625796), (6, 4696354830), (9, 3130903220), (10, 2817812898), (12, 2348177415), (15, 1878541932), (18, 1565451610), (19, 1483059420), (20, 1408906449), (29, 971659620), (30, 939270966), (36, 782725805), (38, 741529710), (45, 626180644), (57, 494353140), (58, 485829810), (60, 469635483), (76, 370764855), (87, 323886540), (90, 313090322), (95, 296611884), (114, 247176570), (116, 242914905), (145, 194331924), (171, 164784380), (174, 161943270), (180, 156545161), (190, 148305942), (228, 123588285), (261, 107962180), (285, 98870628), (290, 97165962), (342, 82392190), (348, 80971635), (380, 74152971), (435, 64777308), (522, 53981090), (551, 51139980), (570, 49435314), (580, 48582981), (684, 41196095), (855, 32956876), (870, 32388654), (1044, 26990545), (1102, 25569990), (1140, 24717657), (1305, 21592436), (1653, 17046660), (1710, 16478438), (1740, 16194327), (2204, 12784995), (2610, 10796218), (2755, 10227996), (3306, 8523330), (3420, 8239219), (4959, 5682220), (5220, 5398109), (5510, 5113998), (6612, 4261665), (8265, 3409332), (9918, 2841110), (11020, 2556999), (16530, 1704666), (19836, 1420555), (24795, 1136444), (33060, 852333), (49590, 568222), (99180, 284111)]