1880487900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{7489}}^1$

素因数の和:7546

約数の個数: 180

約数和(自身を含む): 6293277760

約数和(自身を除く): 4412789860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 31, 36, 45, 50, 54, 60, 62, 75, 81, 90, 93, 100, 108, 124, 135, 150, 155, 162, 180, 186, 225, 270, 279, 300, 310, 324, 372, 405, 450, 465, 540, 558, 620, 675, 775, 810, 837, 900, 930, 1116, 1350, 1395, 1550, 1620, 1674, 1860, 2025, 2325, 2511, 2700, 2790, 3100, 3348, 4050, 4185, 4650, 5022, 5580, 6975, 7489, 8100, 8370, 9300, 10044, 12555, 13950, 14978, 16740, 20925, 22467, 25110, 27900, 29956, 37445, 41850, 44934, 50220, 62775, 67401, 74890, 83700, 89868, 112335, 125550, 134802, 149780, 187225, 202203, 224670, 232159, 251100, 269604, 337005, 374450, 404406, 449340, 464318, 561675, 606609, 674010, 696477, 748900, 808812, 928636, 1011015, 1123350, 1160795, 1213218, 1348020, 1392954, 1685025, 2022030, 2089431, 2246700, 2321590, 2426436, 2785908, 3033045, 3370050, 3482385, 4044060, 4178862, 4643180, 5055075, 5803975, 6066090, 6268293, 6740100, 6964770, 8357724, 10110150, 10447155, 11607950, 12132180, 12536586, 13929540, 15165225, 17411925, 18804879, 20220300, 20894310, 23215900, 25073172, 30330450, 31341465, 34823850, 37609758, 41788620, 52235775, 60660900, 62682930, 69647700, 75219516, 94024395, 104471550, 125365860, 156707325, 188048790, 208943100, 313414650, 376097580, 470121975, 626829300, 940243950, 1880487900]

約数ペア:

[(1, 1880487900), (2, 940243950), (3, 626829300), (4, 470121975), (5, 376097580), (6, 313414650), (9, 208943100), (10, 188048790), (12, 156707325), (15, 125365860), (18, 104471550), (20, 94024395), (25, 75219516), (27, 69647700), (30, 62682930), (31, 60660900), (36, 52235775), (45, 41788620), (50, 37609758), (54, 34823850), (60, 31341465), (62, 30330450), (75, 25073172), (81, 23215900), (90, 20894310), (93, 20220300), (100, 18804879), (108, 17411925), (124, 15165225), (135, 13929540), (150, 12536586), (155, 12132180), (162, 11607950), (180, 10447155), (186, 10110150), (225, 8357724), (270, 6964770), (279, 6740100), (300, 6268293), (310, 6066090), (324, 5803975), (372, 5055075), (405, 4643180), (450, 4178862), (465, 4044060), (540, 3482385), (558, 3370050), (620, 3033045), (675, 2785908), (775, 2426436), (810, 2321590), (837, 2246700), (900, 2089431), (930, 2022030), (1116, 1685025), (1350, 1392954), (1395, 1348020), (1550, 1213218), (1620, 1160795), (1674, 1123350), (1860, 1011015), (2025, 928636), (2325, 808812), (2511, 748900), (2700, 696477), (2790, 674010), (3100, 606609), (3348, 561675), (4050, 464318), (4185, 449340), (4650, 404406), (5022, 374450), (5580, 337005), (6975, 269604), (7489, 251100), (8100, 232159), (8370, 224670), (9300, 202203), (10044, 187225), (12555, 149780), (13950, 134802), (14978, 125550), (16740, 112335), (20925, 89868), (22467, 83700), (25110, 74890), (27900, 67401), (29956, 62775), (37445, 50220), (41850, 44934)]