178983480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{397}}^1$

素因数の和:458

約数の個数: 192

約数和(自身を含む): 615817440

約数和(自身を除く): 436833960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 289, 312, 340, 390, 397, 408, 442, 510, 520, 578, 663, 680, 780, 794, 867, 884, 1020, 1105, 1156, 1191, 1326, 1445, 1560, 1588, 1734, 1768, 1985, 2040, 2210, 2312, 2382, 2652, 2890, 3176, 3315, 3468, 3757, 3970, 4335, 4420, 4764, 5161, 5304, 5780, 5955, 6630, 6749, 6936, 7514, 7940, 8670, 8840, 9528, 10322, 11271, 11560, 11910, 13260, 13498, 15028, 15483, 15880, 17340, 18785, 20247, 20644, 22542, 23820, 25805, 26520, 26996, 30056, 30966, 33745, 34680, 37570, 40494, 41288, 45084, 47640, 51610, 53992, 56355, 61932, 67490, 75140, 77415, 80988, 87737, 90168, 101235, 103220, 112710, 114733, 123864, 134980, 150280, 154830, 161976, 175474, 202470, 206440, 225420, 229466, 263211, 269960, 309660, 344199, 350948, 404940, 438685, 450840, 458932, 526422, 573665, 619320, 688398, 701896, 809880, 877370, 917864, 1052844, 1147330, 1316055, 1376796, 1491529, 1720995, 1754740, 2105688, 2294660, 2632110, 2753592, 2983058, 3441990, 3509480, 4474587, 4589320, 5264220, 5966116, 6883980, 7457645, 8949174, 10528440, 11932232, 13767960, 14915290, 17898348, 22372935, 29830580, 35796696, 44745870, 59661160, 89491740, 178983480]

約数ペア:

[(1, 178983480), (2, 89491740), (3, 59661160), (4, 44745870), (5, 35796696), (6, 29830580), (8, 22372935), (10, 17898348), (12, 14915290), (13, 13767960), (15, 11932232), (17, 10528440), (20, 8949174), (24, 7457645), (26, 6883980), (30, 5966116), (34, 5264220), (39, 4589320), (40, 4474587), (51, 3509480), (52, 3441990), (60, 2983058), (65, 2753592), (68, 2632110), (78, 2294660), (85, 2105688), (102, 1754740), (104, 1720995), (120, 1491529), (130, 1376796), (136, 1316055), (156, 1147330), (170, 1052844), (195, 917864), (204, 877370), (221, 809880), (255, 701896), (260, 688398), (289, 619320), (312, 573665), (340, 526422), (390, 458932), (397, 450840), (408, 438685), (442, 404940), (510, 350948), (520, 344199), (578, 309660), (663, 269960), (680, 263211), (780, 229466), (794, 225420), (867, 206440), (884, 202470), (1020, 175474), (1105, 161976), (1156, 154830), (1191, 150280), (1326, 134980), (1445, 123864), (1560, 114733), (1588, 112710), (1734, 103220), (1768, 101235), (1985, 90168), (2040, 87737), (2210, 80988), (2312, 77415), (2382, 75140), (2652, 67490), (2890, 61932), (3176, 56355), (3315, 53992), (3468, 51610), (3757, 47640), (3970, 45084), (4335, 41288), (4420, 40494), (4764, 37570), (5161, 34680), (5304, 33745), (5780, 30966), (5955, 30056), (6630, 26996), (6749, 26520), (6936, 25805), (7514, 23820), (7940, 22542), (8670, 20644), (8840, 20247), (9528, 18785), (10322, 17340), (11271, 15880), (11560, 15483), (11910, 15028), (13260, 13498)]