147788820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{947}}^1$

素因数の和:999

約数の個数: 144

約数和(自身を含む): 488940480

約数和(自身を除く): 341151660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 30, 34, 36, 45, 51, 54, 60, 68, 85, 90, 102, 108, 135, 153, 170, 180, 204, 255, 270, 289, 306, 340, 459, 510, 540, 578, 612, 765, 867, 918, 947, 1020, 1156, 1445, 1530, 1734, 1836, 1894, 2295, 2601, 2841, 2890, 3060, 3468, 3788, 4335, 4590, 4735, 5202, 5682, 5780, 7803, 8523, 8670, 9180, 9470, 10404, 11364, 13005, 14205, 15606, 16099, 17046, 17340, 18940, 25569, 26010, 28410, 31212, 32198, 34092, 39015, 42615, 48297, 51138, 52020, 56820, 64396, 78030, 80495, 85230, 96594, 102276, 127845, 144891, 156060, 160990, 170460, 193188, 241485, 255690, 273683, 289782, 321980, 434673, 482970, 511380, 547366, 579564, 724455, 821049, 869346, 965940, 1094732, 1368415, 1448910, 1642098, 1738692, 2173365, 2463147, 2736830, 2897820, 3284196, 4105245, 4346730, 4926294, 5473660, 7389441, 8210490, 8693460, 9852588, 12315735, 14778882, 16420980, 24631470, 29557764, 36947205, 49262940, 73894410, 147788820]

約数ペア:

[(1, 147788820), (2, 73894410), (3, 49262940), (4, 36947205), (5, 29557764), (6, 24631470), (9, 16420980), (10, 14778882), (12, 12315735), (15, 9852588), (17, 8693460), (18, 8210490), (20, 7389441), (27, 5473660), (30, 4926294), (34, 4346730), (36, 4105245), (45, 3284196), (51, 2897820), (54, 2736830), (60, 2463147), (68, 2173365), (85, 1738692), (90, 1642098), (102, 1448910), (108, 1368415), (135, 1094732), (153, 965940), (170, 869346), (180, 821049), (204, 724455), (255, 579564), (270, 547366), (289, 511380), (306, 482970), (340, 434673), (459, 321980), (510, 289782), (540, 273683), (578, 255690), (612, 241485), (765, 193188), (867, 170460), (918, 160990), (947, 156060), (1020, 144891), (1156, 127845), (1445, 102276), (1530, 96594), (1734, 85230), (1836, 80495), (1894, 78030), (2295, 64396), (2601, 56820), (2841, 52020), (2890, 51138), (3060, 48297), (3468, 42615), (3788, 39015), (4335, 34092), (4590, 32198), (4735, 31212), (5202, 28410), (5682, 26010), (5780, 25569), (7803, 18940), (8523, 17340), (8670, 17046), (9180, 16099), (9470, 15606), (10404, 14205), (11364, 13005)]