218494680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1571}}^1$

素因数の和:1665

約数の個数: 128

約数和(自身を含む): 701740800

約数和(自身を除く): 483246120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 61, 76, 95, 114, 120, 122, 152, 183, 190, 228, 244, 285, 305, 366, 380, 456, 488, 570, 610, 732, 760, 915, 1140, 1159, 1220, 1464, 1571, 1830, 2280, 2318, 2440, 3142, 3477, 3660, 4636, 4713, 5795, 6284, 6954, 7320, 7855, 9272, 9426, 11590, 12568, 13908, 15710, 17385, 18852, 23180, 23565, 27816, 29849, 31420, 34770, 37704, 46360, 47130, 59698, 62840, 69540, 89547, 94260, 95831, 119396, 139080, 149245, 179094, 188520, 191662, 238792, 287493, 298490, 358188, 383324, 447735, 479155, 574986, 596980, 716376, 766648, 895470, 958310, 1149972, 1193960, 1437465, 1790940, 1820789, 1916620, 2299944, 2874930, 3581880, 3641578, 3833240, 5462367, 5749860, 7283156, 9103945, 10924734, 11499720, 14566312, 18207890, 21849468, 27311835, 36415780, 43698936, 54623670, 72831560, 109247340, 218494680]

約数ペア:

[(1, 218494680), (2, 109247340), (3, 72831560), (4, 54623670), (5, 43698936), (6, 36415780), (8, 27311835), (10, 21849468), (12, 18207890), (15, 14566312), (19, 11499720), (20, 10924734), (24, 9103945), (30, 7283156), (38, 5749860), (40, 5462367), (57, 3833240), (60, 3641578), (61, 3581880), (76, 2874930), (95, 2299944), (114, 1916620), (120, 1820789), (122, 1790940), (152, 1437465), (183, 1193960), (190, 1149972), (228, 958310), (244, 895470), (285, 766648), (305, 716376), (366, 596980), (380, 574986), (456, 479155), (488, 447735), (570, 383324), (610, 358188), (732, 298490), (760, 287493), (915, 238792), (1140, 191662), (1159, 188520), (1220, 179094), (1464, 149245), (1571, 139080), (1830, 119396), (2280, 95831), (2318, 94260), (2440, 89547), (3142, 69540), (3477, 62840), (3660, 59698), (4636, 47130), (4713, 46360), (5795, 37704), (6284, 34770), (6954, 31420), (7320, 29849), (7855, 27816), (9272, 23565), (9426, 23180), (11590, 18852), (12568, 17385), (13908, 15710)]