289882980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1553}}^1$

素因数の和:1646

約数の個数: 144

約数和(自身を含む): 946908144

約数和(自身を除く): 657025164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 61, 68, 85, 90, 102, 122, 153, 170, 180, 183, 204, 244, 255, 305, 306, 340, 366, 510, 549, 610, 612, 732, 765, 915, 1020, 1037, 1098, 1220, 1530, 1553, 1830, 2074, 2196, 2745, 3060, 3106, 3111, 3660, 4148, 4659, 5185, 5490, 6212, 6222, 7765, 9318, 9333, 10370, 10980, 12444, 13977, 15530, 15555, 18636, 18666, 20740, 23295, 26401, 27954, 31060, 31110, 37332, 46590, 46665, 52802, 55908, 62220, 69885, 79203, 93180, 93330, 94733, 105604, 132005, 139770, 158406, 186660, 189466, 237609, 264010, 279540, 284199, 316812, 378932, 396015, 473665, 475218, 528020, 568398, 792030, 852597, 947330, 950436, 1136796, 1188045, 1420995, 1584060, 1610461, 1705194, 1894660, 2376090, 2841990, 3220922, 3410388, 4262985, 4752180, 4831383, 5683980, 6441844, 8052305, 8525970, 9662766, 14494149, 16104610, 17051940, 19325532, 24156915, 28988298, 32209220, 48313830, 57976596, 72470745, 96627660, 144941490, 289882980]

約数ペア:

[(1, 289882980), (2, 144941490), (3, 96627660), (4, 72470745), (5, 57976596), (6, 48313830), (9, 32209220), (10, 28988298), (12, 24156915), (15, 19325532), (17, 17051940), (18, 16104610), (20, 14494149), (30, 9662766), (34, 8525970), (36, 8052305), (45, 6441844), (51, 5683980), (60, 4831383), (61, 4752180), (68, 4262985), (85, 3410388), (90, 3220922), (102, 2841990), (122, 2376090), (153, 1894660), (170, 1705194), (180, 1610461), (183, 1584060), (204, 1420995), (244, 1188045), (255, 1136796), (305, 950436), (306, 947330), (340, 852597), (366, 792030), (510, 568398), (549, 528020), (610, 475218), (612, 473665), (732, 396015), (765, 378932), (915, 316812), (1020, 284199), (1037, 279540), (1098, 264010), (1220, 237609), (1530, 189466), (1553, 186660), (1830, 158406), (2074, 139770), (2196, 132005), (2745, 105604), (3060, 94733), (3106, 93330), (3111, 93180), (3660, 79203), (4148, 69885), (4659, 62220), (5185, 55908), (5490, 52802), (6212, 46665), (6222, 46590), (7765, 37332), (9318, 31110), (9333, 31060), (10370, 27954), (10980, 26401), (12444, 23295), (13977, 20740), (15530, 18666), (15555, 18636)]